OVERALL
SPECS
VS AVERAGE
REVIEWS
ALTERNATIVES

AMD Radeon HD 6450 2GB Review | 118 Data compared

double-arrow
  • Avg. price in UK: ~£45
  • Avg. price in US: ~$30
  • VRAM: 2 GB
  • Memory bus width: 64 bit
  • Thermal Design Power (TDP): 18 W

AMD Radeon HD 6450 2GB review. Compare 118 technical specifications and user reviews to see how it ranks among graphics cards and if it is worth buying.

3.0

Overall score

What it is: An overall evaluation of the graphics card's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best graphics cards on the market.

Score components:

90.0%

2.5

Technical Score

10.0%

7.0

User score

Poor
2.5

Technical Score

What it is: An assessment of the graphics card's technical performance, covering key areas such as gaming and rendering performance, ray tracing, memory configuration, power efficiency, cooling, connectivity, features, and build quality.

When it matters: When you want to compare graphics cards based on technical performance and available features.

Score components:

44.0%

1.3

Performance

24.0%

1.2

Memory

12.0%

3.9

Power & Cooling

11.0%

5.0

Platform & Features

5.0%

8.9

Design

4.0%

5.3

Connectivity & Media

Very poor
7.0

User score

What it is: A rating that combines user reviews and the total number of reviews received by the graphics card.

When it matters: When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.

Score components:

70.0%

7.8

User reviews

30.0%

4.9

Popularity

User score:
United Kingdom
amazon
4.0
(55)
amazon
3.7
(5)
amazon
2.9
(3)

(Reviews last updated: June 2026)

Very good
  • 7.0
    Gaming

    Score components:

    45.0%

    10

    Floating-point performance

    25.0%

    1.0

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    10.0%

    6.4

    PCI Express (PCIe) version

  • 5.7
    Video editing

    Score components:

    35.0%

    7.0

    AV1 encode

    30.0%

    1.0

    VRAM

    20.0%

    10

    Floating-point performance

    15.0%

    6.4

    PCI Express (PCIe) version

  • 7.2
    1080p

    Score components:

    55.0%

    10

    Floating-point performance

    25.0%

    1.0

    VRAM

    10.0%

    ?

    Ray tracing cores / units

    10.0%

    6.4

    PCI Express (PCIe) version

  • 6.8
    1440p

    Score components:

    50.0%

    10

    Floating-point performance

    30.0%

    1.0

    VRAM

    15.0%

    ?

    Ray tracing cores / units

    5.0%

    6.4

    PCI Express (PCIe) version

  • 6.3
    4K

    Score components:

    40.0%

    10

    Floating-point performance

    35.0%

    1.0

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    5.0%

    6.4

    PCI Express (PCIe) version

  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
  • amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb
amd-radeon-hd-6450-2gb

Best prices in UK

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The AMD Radeon HD 6450 2GB is an entry-level graphics card based on the 40nm Caicos architecture, featuring 160 stream processors, 8 texture units, and 4 ROPs. This variant is equipped with 2GB of DDR3 memory on a 64-bit interface, typically operating at a core clock of 625 MHz and a memory clock of 533–800 MHz. Its primary strengths include an exceptionally low thermal design power (TDP) of approximately 18W, a low-profile form factor suitable for compact systems, and passive cooling options that ensure silent operation for multimedia tasks. It also supports DirectX 11 and multi-display configurations via DVI, VGA, and DisplayPort or HDMI. However, its significant cons include outdated performance that struggles with modern gaming and 3D applications, limited memory bandwidth of roughly 9.28 GB/s, and a lack of official driver support for newer operating systems.

Technical Specifications of AMD Radeon HD 6450 2GB

Technical Score

What it is: An assessment of the graphics card's technical performance, covering key areas such as gaming and rendering performance, ray tracing, memory configuration, power efficiency, cooling, connectivity, features, and build quality.

When it matters: When you want to compare graphics cards based on technical performance and available features.

Score components:

44.0%

1.3

Performance

24.0%

1.2

Memory

12.0%

3.9

Power & Cooling

11.0%

5.0

Platform & Features

5.0%

8.9

Design

4.0%

5.3

Connectivity & Media

2.5
AMD Radeon HD 6450 2GB has a technical score of 2.54 points, which is lower than that of 99.4% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the graphics card.

When it matters: When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.

Score components:

70.0%

7.8

User reviews

30.0%

4.9

Popularity

User score:
United Kingdom
amazon
4.0
(55)
amazon
3.7
(5)
amazon
2.9
(3)

(Reviews last updated: June 2026)

7.0
AMD Radeon HD 6450 2GB has a user score of 6.96 points, which is lower than that of 92% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the graphics card.
When it matters: When you prefer a graphics card that has already been chosen and reviewed by many other users.
4.9
AMD Radeon HD 6450 2GB has a popularity of 4.9 points, which is higher than 61.3% of products in this category.
Ratio quality/price

What it is: An indicator that combines the graphics card's overall rating with its cost.

When it matters: When you are looking for a graphics card that offers a strong balance of performance, features, and price.

Score components:

60.0%

3.0

Overall score

40.0%

10

Price

5.1
AMD Radeon HD 6450 2GB has a quality-to-price ratio of 5.1 points, which is lower than 95.9% of products in this category.
3DMark Time Spy benchmark score
What it is: Benchmark result from 3DMark Time Spy, a synthetic DirectX 12 test often used as a quick gaming-performance reference.
When it matters: When you need a fast rough performance sort before digging into game-specific reviews and frame-rate data.

Importance: LOW

?
3DMark Port Royal score
What it is: Benchmark result from 3DMark Port Royal, a synthetic test focused on ray tracing performance.
When it matters: When ray tracing matters in the games you actually play and you want one quick way to separate stronger and weaker RT cards.

Importance: LOW

N/A
PassMark (G3D) result
What it is: Overall GPU performance score in PassMark G3D benchmark
When it matters: When you need one broad score to sort cards into rough performance tiers.

Importance: LOW

292 points
AMD Radeon HD 6450 2GB scores 292 points in PassMark G3D, which is lower than 97.8% of graphics cards.
PassMark (DirectCompute) result
What it is: PassMark score for DirectCompute performance tests
When it matters: When compute workloads matter alongside gaming performance.

Importance: LOW

127 points
AMD Radeon HD 6450 2GB scores 127 points in PassMark DirectCompute, which is lower than 100% of graphics cards.
Floating-point performance
What it is: Theoretical floating-point compute performance of the GPU.
When it matters: When rendering, AI, or heavy compute work needs strong single-precision throughput.

Importance: LOW

208.0 TFLOPS
AMD Radeon HD 6450 2GB delivers 208.0 TFLOPS floating-point performance, which is higher than that of 99.6% of graphics cards.
Show more
VRAM
What it is: Total video memory available on the graphics card
When it matters: When you play at high settings, use texture mods, or work with large creative projects.

Importance: HIGH

2 GB
AMD Radeon HD 6450 2GB has 2 GB of VRAM, which is less than 94.5% of graphics cards and equal to 3.9% of graphics cards.
Memory type
What it is: Type of graphics memory used (GDDR6, HBM2e, etc.)
When it matters: When memory technology is part of the buying decision because it affects bandwidth class, power use, and product positioning.

Importance: LOW

DDR3
GDDR version
What it is: Generation of GDDR memory used by the graphics card.
When it matters: When you want to separate older memory generations from newer ones before comparing bandwidth, power behavior, and market tier.

Importance: LOW

DDR3
AMD Radeon HD 6450 2GB uses DDR3 memory, which is older than on 98.3% of graphics cards and equal to 0.5% of graphics cards.
Memory bus width
What it is: Width of the memory interface bus in bits
When it matters: When you care about steadier performance at higher resolutions, heavier texture settings, or ray-traced workloads that stress memory traffic.

Importance: HIGH

64 bit
AMD Radeon HD 6450 2GB uses a 64 bit memory bus, which is narrower than that of 97.4% of graphics cards and equal to that of 2.6% of graphics cards.
Maximum memory bandwidth
What it is: Maximum data transfer rate between GPU and its memory
When it matters: When 4K gaming, ray tracing, or creator work can choke a slower memory subsystem.

Importance: HIGH

12.8 GB/s
AMD Radeon HD 6450 2GB reaches 12.8 GB/s memory bandwidth, which is lower than that of 99.8% of graphics cards and equal to that of 0.1% of graphics cards.
Show more
PCI Express (PCIe) version
What it is: Version of PCI Express interface supported
When it matters: When you are pairing the card with an older motherboard and want to avoid leaving bandwidth or future compatibility on the table.

Importance: LOW

2.1
AMD Radeon HD 6450 2GB supports PCIe 2.1, which is older than on 97.9% of graphics cards and equal to 0.4% of graphics cards.
PCIe lanes
What it is: Number of PCI Express lanes used for communication
When it matters: When limited lane width could bottleneck the card in some systems.

Importance: LOW

x16
AMD Radeon HD 6450 2GB uses x16 PCIe lanes, which is more than 31.5% of graphics cards and equal to 68.6% of graphics cards.
DirectX version
What it is: Highest supported DirectX API version
When it matters: When you play newer Windows games that depend on the latest graphics features.

Importance: LOW

?
Vulkan version
What it is: Highest supported Vulkan API version
When it matters: When modern games, emulators, or creative apps lean on Vulkan support.

Importance: LOW

N/A
OpenGL version
What it is: Highest supported OpenGL API version
When it matters: When older games or pro apps still depend on OpenGL compatibility.

Importance: LOW

4.4
AMD Radeon HD 6450 2GB supports OpenGL 4.4, which is older than on 98.6% of graphics cards and equal to 0.6% of graphics cards.
Show more
Max displays supported
What it is: Total number of external displays supported simultaneously
When it matters: When you run a multi-monitor desk for sim racing, trading, or editing.

Importance: LOW

?
Max digital resolution
What it is: Maximum supported digital display resolution
When it matters: When you plan to drive 4K or 8K panels at their native resolution.

Importance: LOW

?
DisplayPort outputs
What it is: Number of DisplayPort video outputs
When it matters: When your setup needs several high-refresh monitors without adapters.

Importance: LOW

1
AMD Radeon HD 6450 2GB offers 1 DisplayPort outputs, which is fewer than 89.5% of graphics cards and equal to 8.6% of graphics cards.
DisplayPort version
What it is: Version of DisplayPort standard supported
When it matters: When your monitor setup depends on newer DisplayPort features for higher refresh rates, higher resolution, or better cable flexibility.

Importance: LOW

1.2
AMD Radeon HD 6450 2GB supports DisplayPort 1.2, which is older than on 93.6% of graphics cards and equal to 4.8% of graphics cards.
DisplayPort link rates
What it is: Supported data link rates for DisplayPort connections
When it matters: When you are pushing high resolution and refresh rate over DisplayPort.

Importance: LOW

?
Show more
Thermal Design Power (TDP)
What it is: Typical power consumption under full load (TDP)
When it matters: When you need a realistic idea of power draw before choosing a PSU or case.

Importance: MEDIUM

18 W
AMD Radeon HD 6450 2GB has a TDP of 18 W, which is lower than that of 99.5% of graphics cards and equal to that of 0.1% of graphics cards.
Power consumption while under peak load
What it is: Peak power draw of the graphics card under maximum load.
When it matters: When transient-heavy gaming loads could stress your power supply.

Importance: LOW

27 W
AMD Radeon HD 6450 2GB draws 27 W under peak load, which is lower than 99% of graphics cards.
Recommended PSU wattage
What it is: Recommended wattage of the system power supply
When it matters: When you are checking whether your current power supply is enough.

Importance: LOW

400 W
AMD Radeon HD 6450 2GB recommends a 400 W PSU, which is lower than that of 91.7% of graphics cards and equal to that of 2.5% of graphics cards.
Board power limit
What it is: Maximum configurable power limit for the GPU board
When it matters: When you care about how far the card can be pushed through tuning or factory power settings.

Importance: LOW

?
PCIe power spec
What it is: PCIe power delivery specification followed
When it matters: When you are checking whether the slot and external cables match the card's intended power-delivery standard.

Importance: LOW

?
Show more
Size
What it is: Physical size of the GPU card
When it matters: When you need the card to fit a compact case without blocking nearby hardware.

Importance: LOW

?
Length
What it is: Physical length of the GPU card
When it matters: When front radiators or drive cages leave only limited GPU clearance.

Importance: LOW

168 mm
AMD Radeon HD 6450 2GB is 168 mm long, which is shorter than 95.8% of graphics cards and equal in length to 1% of graphics cards.
Height
What it is: Physical height of the GPU card
When it matters: When side panels, brackets, or tight case layouts reduce vertical clearance.

Importance: LOW

104 mm
AMD Radeon HD 6450 2GB is 104 mm tall, which is shorter than 97.2% of graphics cards and equal in height to 0.1% of graphics cards.
Slot width
What it is: Number of PCIe slots occupied by the card
When it matters: When you need room for another PCIe card or better airflow under the GPU.

Importance: LOW

1 slot/s
AMD Radeon HD 6450 2GB occupies 1 slot/s, which is slimmer than 96.6% of graphics cards and equal in width to 3.4% of graphics cards.
Weight
What it is: Total weight of the graphics card
When it matters: When sag, bracket support, or shipping stress matters in your build.

Importance: LOW

?
Show more

AMD Radeon HD 6450 2GB vs the average graphics card

  • 91.6% lower TDP
    AMD Radeon HD 6450 2GB has a lower TDP than the average graphics card (18 W vs 215 W). The average graphics card has a TDP of 215 W.
    What it is: Typical power consumption under full load (TDP)
    When it matters: When you need a realistic idea of power draw before choosing a PSU or case.

    Importance: MEDIUM

    AMD Radeon HD 6450 2GB has a lower TDP than the average graphics card (18 W vs 215 W). The average graphics card has a TDP of 215 W.18 W vs 215 W
  • 38.5% lower PSU requirement
    AMD Radeon HD 6450 2GB has a lower PSU requirement than the average graphics card (400 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
    What it is: Recommended wattage of the system power supply
    When it matters: When you are checking whether your current power supply is enough.

    Importance: LOW

    AMD Radeon HD 6450 2GB has a lower PSU requirement than the average graphics card (400 W vs 650 W). The average graphics card has a PSU requirement of 650 W.400 W vs 650 W
  • 117.37 mm shorter card length
    AMD Radeon HD 6450 2GB is shorter than the average graphics card (168 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
    What it is: Physical length of the GPU card
    When it matters: When front radiators or drive cages leave only limited GPU clearance.

    Importance: LOW

    AMD Radeon HD 6450 2GB is shorter than the average graphics card (168 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.168 mm vs 285.37 mm
  • 23 mm lower card height
    AMD Radeon HD 6450 2GB is shorter than the average graphics card (104 mm vs 127 mm). The average graphics card has a height of 127 mm.
    What it is: Physical height of the GPU card
    When it matters: When side panels, brackets, or tight case layouts reduce vertical clearance.

    Importance: LOW

    AMD Radeon HD 6450 2GB is shorter than the average graphics card (104 mm vs 127 mm). The average graphics card has a height of 127 mm.104 mm vs 127 mm
  • 1 slot/s slimmer design
    AMD Radeon HD 6450 2GB occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.
    What it is: Number of PCIe slots occupied by the card
    When it matters: When you need room for another PCIe card or better airflow under the GPU.

    Importance: LOW

    AMD Radeon HD 6450 2GB occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.1 slot/s vs 2 slot/s
  • 11.78x cheaper
    AMD Radeon HD 6450 2GB is cheaper than the average graphics card (£45 vs £530).
    AMD Radeon HD 6450 2GB is cheaper than the average graphics card (£45 vs £530).£45 vs £530
  • 1 more DVI outputs
    AMD Radeon HD 6450 2GB has more DVI outputs than the average graphics card (1 vs 0). The average graphics card has 0 DVI outputs.
    What it is: Number of DVI display outputs available
    When it matters: When you still use an older monitor that depends on DVI.

    Importance: LOW

    AMD Radeon HD 6450 2GB has more DVI outputs than the average graphics card (1 vs 0). The average graphics card has 0 DVI outputs.1 vs 0
  • 9x higher compute throughput
    AMD Radeon HD 6450 2GB has a higher compute throughput than the average graphics card (208 TFLOPS vs 23.105 TFLOPS). The average graphics card has compute throughput of 23.105 TFLOPS.
    What it is: Theoretical floating-point compute performance of the GPU.
    When it matters: When rendering, AI, or heavy compute work needs strong single-precision throughput.

    Importance: LOW

    AMD Radeon HD 6450 2GB has a higher compute throughput than the average graphics card (208 TFLOPS vs 23.105 TFLOPS). The average graphics card has compute throughput of 23.105 TFLOPS.208.0 TFLOPS vs 23.105 TFLOPS
  • 9x higher compute throughput
    AMD Radeon HD 6450 2GB has a higher compute throughput than the average graphics card (208 TFLOPS vs 23.105 TFLOPS). The average graphics card has compute throughput of 23.105 TFLOPS.
  • 78% smaller GPU die
    AMD Radeon HD 6450 2GB has a lower GPU die size than the average graphics card (67 mm² vs 304.25 mm²). The average graphics card has a GPU die size of 304.25 mm².
  • 1 more DVI outputs
    AMD Radeon HD 6450 2GB has more DVI outputs than the average graphics card (1 vs 0). The average graphics card has 0 DVI outputs.
  • 91.6% lower TDP
    AMD Radeon HD 6450 2GB has a lower TDP than the average graphics card (18 W vs 215 W). The average graphics card has a TDP of 215 W.
  • 38.5% lower PSU requirement
    AMD Radeon HD 6450 2GB has a lower PSU requirement than the average graphics card (400 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
  • 87.7% lower peak power draw
    AMD Radeon HD 6450 2GB has a lower peak power draw than the average graphics card (27 W vs 220 W). The average graphics card has a peak power draw of 220 W.
  • 8 °C lower load temperature
    AMD Radeon HD 6450 2GB has a lower load temperature than the average graphics card (59 °C vs 67 °C). The average graphics card has a load temperature of 67 °C.
  • 117.37 mm shorter card length
    AMD Radeon HD 6450 2GB is shorter than the average graphics card (168 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
  • 23 mm lower card height
    AMD Radeon HD 6450 2GB is shorter than the average graphics card (104 mm vs 127 mm). The average graphics card has a height of 127 mm.
  • 1 slot/s slimmer design
    AMD Radeon HD 6450 2GB occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.

Total
Overall
Performance
Platform & Features
Connectivity & Media
Power & Cooling
Design
  • 38 fewer compute units
    AMD Radeon HD 6450 2GB has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.
  • 67.4% lower base clock speed
    AMD Radeon HD 6450 2GB has a lower base GPU clock than the average graphics card (625 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
  • 176 fewer TMUs
    AMD Radeon HD 6450 2GB has fewer TMUs than the average graphics card (8 vs 184). The average graphics card has 184 TMUs.
  • 98.4% lower pixel rate
    AMD Radeon HD 6450 2GB has a lower pixel rate than the average graphics card (2.6 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
  • 60 fewer ROPs
    AMD Radeon HD 6450 2GB has fewer ROPs than the average graphics card (4 vs 64). The average graphics card has 64 ROPs.
  • 99.1% lower FP32 performance
    AMD Radeon HD 6450 2GB has a lower FP32 performance than the average graphics card (0.2 TFLOPS vs 22.86 TFLOPS). The average graphics card has FP32 performance of 22.86 TFLOPS.
  • 97.4% lower PassMark score
    AMD Radeon HD 6450 2GB has a lower PassMark score than the average graphics card (292 points vs 11,411 points). The average graphics card has a PassMark score of 11,411 points.
  • 97.3% lower compute score
    AMD Radeon HD 6450 2GB has a lower compute score than the average graphics card (127 points vs 4,745 points). The average graphics card has a compute score of 4,745 points.
  • 4,192 fewer FP32 units
    AMD Radeon HD 6450 2GB has fewer FP32 units than the average graphics card (160 vs 4,352). The average graphics card has 4,352 FP32 units.
  • 192 bit narrower memory bus
    AMD Radeon HD 6450 2GB has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
  • 10 GB less VRAM
    AMD Radeon HD 6450 2GB has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.
  • 97.1% lower memory bandwidth
    AMD Radeon HD 6450 2GB has a lower memory bandwidth than the average graphics card (12.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
  • 94.4% slower memory speed
    AMD Radeon HD 6450 2GB has a lower effective memory speed than the average graphics card (1,066 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
  • 93.8% smaller L1 cache
    AMD Radeon HD 6450 2GB has fewer L1 cache than the average graphics card (8 vs 128). The average graphics card has 128 L1 cache.
  • Older GDDR version
    AMD Radeon HD 6450 2GB uses an older GDDR version than the average graphics card (DDR3 vs GDDR6).
  • 8x larger process node
    AMD Radeon HD 6450 2GB has a higher process node than the average graphics card (40 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
  • No DLSS support
    AMD Radeon HD 6450 2GB does not support DLSS, the average graphics card does.
  • No ray tracing
    AMD Radeon HD 6450 2GB does not support ray tracing, the average graphics card does.
  • Older PCIe version
    AMD Radeon HD 6450 2GB supports an older PCIe version than the average graphics card (2.1 vs 4.0).
  • 12 older
    AMD Radeon HD 6450 2GB was released earlier than the average graphics card (2,011 vs 2,023).
  • No XeSS support
    AMD Radeon HD 6450 2GB does not support XeSS, the average graphics card does.
  • No mesh shaders
    AMD Radeon HD 6450 2GB does not support mesh shaders, the average graphics card does.
  • Worse SAM support
    AMD Radeon HD 6450 2GB offers worse SAM support than the average graphics card (no vs yes).
  • Older OpenCL version
    AMD Radeon HD 6450 2GB supports an older OpenCL version than the average graphics card (1.2 vs 3.0).
  • Older shader model
    AMD Radeon HD 6450 2GB supports an older shader model than the average graphics card (5 vs 6.8).
  • No sampler feedback
    AMD Radeon HD 6450 2GB does not support sampler feedback, the average graphics card does.
  • Older OpenGL version
    AMD Radeon HD 6450 2GB supports an older OpenGL version than the average graphics card (4.4 vs 4.6).
  • 98.3% fewer transistors
    AMD Radeon HD 6450 2GB has fewer transistors than the average graphics card (370 million vs 21,900 million). The average graphics card has 21,900 million transistors.
  • 2 fewer DisplayPort outputs
    AMD Radeon HD 6450 2GB has fewer DisplayPort outputs than the average graphics card (1 vs 3). The average graphics card has 3 DisplayPort outputs.
  • No AV1 encoding
    AMD Radeon HD 6450 2GB does not support AV1 encoding, the average graphics card does.
  • No AV1 decoding
    AMD Radeon HD 6450 2GB does not support AV1 decoding, the average graphics card does.
  • No DSC support
    AMD Radeon HD 6450 2GB does not support DSC, the average graphics card does.
  • Older HDMI version
    AMD Radeon HD 6450 2GB supports an older HDMI version than the average graphics card (1.4a vs 2.1).
  • Older DisplayPort version
    AMD Radeon HD 6450 2GB supports an older DisplayPort version than the average graphics card (1.2 vs 1.4a).
  • No VRR support
    AMD Radeon HD 6450 2GB does not support VRR, the average graphics card does.
  • 3 fewer monitors per output type
    AMD Radeon HD 6450 2GB supports fewer monitors per output type than the average graphics card (1 vs 4). The average graphics card supports 4 monitors per output type.
  • Not VR ready
    AMD Radeon HD 6450 2GB is not VR ready, while the average graphics card is.
  • 3 fewer fans
    AMD Radeon HD 6450 2GB has fewer fans than the average graphics card (0 vs 3).
  • 12.7 dB noisier under load
    AMD Radeon HD 6450 2GB has a higher load noise level than the average graphics card (47.7 dB vs 35 dB). The average graphics card has a load noise level of 35 dB.
  • 15 °C higher idle temperature
    AMD Radeon HD 6450 2GB has a higher idle temperature than the average graphics card (53 °C vs 38 °C). The average graphics card has an idle temperature of 38 °C.
  • No backplate
    AMD Radeon HD 6450 2GB does not include a backplate, the average graphics card does.
  • No RGB lighting
    AMD Radeon HD 6450 2GB does not include RGB lighting, the average graphics card does.
  • 192 bit narrower memory bus
    AMD Radeon HD 6450 2GB has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
    What it is: Width of the memory interface bus in bits
    When it matters: When you care about steadier performance at higher resolutions, heavier texture settings, or ray-traced workloads that stress memory traffic.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.64 bit vs 256 bit
  • 38 fewer compute units
    AMD Radeon HD 6450 2GB has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.
    What it is: Total number of shader multiprocessors or compute units
    When it matters: When you want a better sense of the GPU's overall parallel hardware resources before relying on game benchmarks alone.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.2 vs 40
  • 8x larger process node
    AMD Radeon HD 6450 2GB has a higher process node than the average graphics card (40 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
    What it is: Size of the manufacturing process in nanometers
    When it matters: When process node differences may affect power, heat, and overall efficiency.

    Importance: MEDIUM

    AMD Radeon HD 6450 2GB has a higher process node than the average graphics card (40 nm vs 5 nm). The average graphics card uses a process node of 5 nm.40 nm vs 5 nm
  • 3 fewer fans
    AMD Radeon HD 6450 2GB has fewer fans than the average graphics card (0 vs 3).
    What it is: Total number of cooling fans
    When it matters: When you compare cooler designs and want one more clue about thermal potential.

    Importance: MEDIUM

    AMD Radeon HD 6450 2GB has fewer fans than the average graphics card (0 vs 3).0 vs 3
  • 10 GB less VRAM
    AMD Radeon HD 6450 2GB has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    What it is: Total video memory available on the graphics card
    When it matters: When you play at high settings, use texture mods, or work with large creative projects.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.2 GB vs 12 GB
  • 67.4% lower base clock speed
    AMD Radeon HD 6450 2GB has a lower base GPU clock than the average graphics card (625 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
    What it is: Base operating frequency of the GPU core under standard conditions
    When it matters: When you want to understand the card's guaranteed starting frequency instead of looking only at optimistic boost figures.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has a lower base GPU clock than the average graphics card (625 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.625 MHz vs 1920 MHz
  • 176 fewer TMUs
    AMD Radeon HD 6450 2GB has fewer TMUs than the average graphics card (8 vs 184). The average graphics card has 184 TMUs.
    What it is: Total count of texture mapping units on the GPU
    When it matters: When texture-heavy gaming performance matters and you want extra hardware context behind texture-rate claims.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has fewer TMUs than the average graphics card (8 vs 184). The average graphics card has 184 TMUs.8 vs 184
  • 97.1% lower memory bandwidth
    AMD Radeon HD 6450 2GB has a lower memory bandwidth than the average graphics card (12.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    What it is: Maximum data transfer rate between GPU and its memory
    When it matters: When 4K gaming, ray tracing, or creator work can choke a slower memory subsystem.

    Importance: HIGH

    AMD Radeon HD 6450 2GB has a lower memory bandwidth than the average graphics card (12.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.12.8 GB/s vs 448 GB/s
Total
Overall
Performance
Memory
Platform & Features
Connectivity & Media
Power & Cooling
Design

Graphic comparison of AMD Radeon HD 6450 2GB and

Attribute category
Attribute
No results found

Third-party reviews

United Kingdom
amazon
4.0
55 Reviews
amazon
3.7
5 Reviews
amazon
2.9
3 Reviews

(Reviews last updated: June 2026)

What customers like about AMD Radeon HD 6450 2GB?

  • Extremely low power consumption, making it ideal for quiet office or media PCs
  • Supports up to three active displays via AMD Eyefinity technology
  • Available in low-profile and passively cooled (silent) variants for small form factor cases
  • Decent for home theater use (HTPC) with support for Blu-ray 3D and HD video decoding
  • Native full-size HDMI output for easy connection to modern displays
  • Significant performance jump over the previous generation Radeon HD 5450

What customers dislike about AMD Radeon HD 6450 2GB?

  • Extremely poor gaming performance, often failing to reach playable framerates even at low resolutions
  • Weaker than many modern integrated graphics solutions
  • Active cooling models can have noisy, high-pitched fans
  • Legacy status means it is no longer supported by current Radeon drivers
  • DirectX 11 support is technically present but practically useless due to low hardware power
  • Poor value compared to slightly more expensive contemporary cards like the Radeon HD 6670 or HD 5570

Expert reviews

I
impulsegamer.com
01/04/2011
AMD Radeon HD 6450 & 6670 Hardware Review Tom's Hardware

The AMD Radeon HD 6450 and 6670 are budget-friendly graphics cards designed for users who prioritize value over high-end performance. The review highlights that both cards feature 40nm architecture, DirectX 11 support, and AMD’s Eyefinity technology, which allows for up to three displays—a significant pro for office work, AutoCAD, or multimedia setups. While the HD 6450 is...Read more

P
phoronix.com
09/09/2011
AMD Radeon HD 6450 Review - Phoronix

The Phoronix review of the PowerColor "Go Green!" AMD Radeon HD 6450 (1GB DDR3) highlights its suitability for HTPCs, featuring a silent passive cooler, low-profile design, and native HDMI 1.4a, VGA, and DVI outputs. On Linux, the card benefits from robust open-source Radeon driver support, providing better power management capabilities than competing community-developed drivers....Read more

U
uk.pcmag.com
27/05/2011
AMD Radeon HD 6450 - Review 2011 - PCMag UK

The AMD Radeon HD 6450 is a low-budget, entry-level discrete video card launched at $59 to replace basic integrated graphics in small or simple systems like home theater PCs. It features lean technical specifications, including 160 stream processors, 8 texture units, 4 ROPs, and support for DirectX 11, Eyefinity multimonitor setups, and AMD APP acceleration. While it successfully...Read more

E
expertreviews.co.uk
19/04/2011
AMD Radeon HD 6450 review

The AMD Radeon HD 6450 is an entry-level, half-height graphics card designed for casual gamers and slim media centre PCs. Priced at £34, this tiny card fits into a PCI Express x16 slot and draws all its power directly from the slot without needing auxiliary cables. In terms of specifications, it features 160 stream processors, a 750MHz core speed, and 512MB of DDR5 memory running at...Read more

M
m.hexus.net
19/04/2011
AMD Radeon HD 6450 and HD 6670 graphics card review

The HEXUS review covers the AMD Radeon HD 6450 (£35) and HD 6670 (£75) GPUs, which are budget discrete graphics cards aimed at replacing a PC's integrated graphics. Architecturally, these chips represent only minor, incremental performance improvements over the older 5-series family because they are built using the same mature 40nm process. The core pros highlighted in the review...Read more

G
guru3d.com
07/04/2011
Radeon HD 6450 review - Guru 3d

The Guru3D Radeon HD 6450 review highlights this entry-level graphics card as a low-market hardware update centered around the 40nm-based "Caicos" GPU core. A key pro noted in the evaluation is AMD's decision to double the number of stream processors compared to prior generations, packing a respectable 160 stream processors, 8 texturing units, 16 Z/Stencil ROP units, and 4 color ROP...Read more

T
tomshardware.com
07/04/2011
AMD Radeon HD 6450 Review: Caicos Cometh

The AMD Radeon HD 6450, code-named "Caicos," enters the entry-level, sub-$60 graphics card market as a direct architectural evolution of the older Radeon HD 5450. Built on a 40 nm fabrication process, it features 160 stream processors—doubling the count of its predecessor—alongside 8 texture units, 4 color ROPs, and a 64-bit memory interface. The card launches in two distinct...Read more

C
computerbase.de
08/09/2014
Günstige Grafikkarten im Test: 19 × AMD und Nvidia von 20 bis 90 Euro im Vergleich ComputerBase

This 2014 review from ComputerBase evaluates 19 budget graphics cards from AMD and Nvidia priced between €20 and €90, utilizing an AMD A10-7850K test system running Windows 8.1. In the overall gaming performance ratings, AMD models demonstrate a clear advantage over their Nvidia counterparts. The Radeon R7 250X secures the top position by a wide margin, trailing just 17% behind the...Read more

(Translated)Show original
T
tomshardware.fr
17/12/2012
Les performances de Far Cry 3 - Tom’s Hardware

Far Cry 3 Review Summary Far Cry 3 successfully revitalizes the franchise by combining the open-world tropical setting of the original game with deep exploration mechanics, outpost captures, diverse vehicular gameplay, and a unique tattoo-based skill system. Built on the Dunia 2 engine, the game features visually striking environments, high-quality global illumination, and...Read more

(Translated)Show original
T
tomshardware.fr
21/11/2011
Les performances de Elder Scrolls V : Skyrim - Tom's Hardware

Performance and Technical Summary The Elder Scrolls V: Skyrim utilizes Bethesda's Creation Engine, delivering enhanced draw distances and refined weather animations, though it falls short of being a major graphical breakthrough compared to contemporaries like Crysis 2 or Battlefield 3. The game exhibits a heavy CPU bottleneck and is poorly optimized for modern hardware, scaling...Read more

(Translated)Show original
T
tomshardware.fr
09/04/2014
Elder Scrolls Online : 22 configurations comparées

This 2014 review of The Elder Scrolls Online (ESO) explores how the MMORPG transitions the franchise's iconic single-player formula into a multiplayer space, evaluating both its gameplay and technical optimization. On the positive side (pros), the game features highly versatile graphics scaling that allows it to run smoothly at 30+ FPS on very low-end GPUs (like the Radeon HD 6450)...Read more

(Translated)Show original
T
tomshardware.fr
10/06/2014
Watch Dogs : les performances - Tom's Hardware

The Tom's Hardware review of Watch Dogs evaluates the PC performance of the open-world game, revealing that it is exceptionally resource-intensive and heavily reliant on both GPU and CPU power. On the positive side (pros), the review praises the game’s overall visual beauty when fully maxed out, noting its impressive portrayal of an immersive, digital Chicago and the wide variety of...Read more

(Translated)Show original
H
hardware.info
06/12/2012
Vier passieve videokaarten review: 100 procent stil!

This 2012 review from ⁠Hardware Info evaluates four completely silent, passively cooled graphics cards: the Club 3D Radeon HD 7750 royalQueen 1GB, the Sapphire Radeon HD 6450 Flex 1GB, the Sapphire Radeon HD 7750 Ultimate 1GB, and the Zotac GeForce GT 640 Zone Edition 2GB. A major pro across all evaluated models is that none of the cards overheated during benchmarking tests, proving...Read more

(Translated)Show original

Video reviews

Best alternatives

nvidia-geforce-gt-630
NVIDIA GeForce GT 630

Graphics cards

3.6
zotac-geforce-gtx-1060-mini
ZOTAC GeForce GTX 1060 Mini

Graphics cards

5.0
amd-firepro-w2100
AMD FirePro W2100

Graphics cards

3.3
msi-geforce-gt-710-2gb
MSI GeForce GT 710 2GB

Graphics cards

3.7
nvidia-geforce-gt-610
NVIDIA GeForce GT 610

Graphics cards

3.7
ati-radeon-hd-5570
ATI Radeon HD 5570

Graphics cards

3.4
gigabyte-hd-6670-2gb
GIGABYTE HD 6670 2GB

Graphics cards

3.3
nvidia-quadro-600
NVIDIA Quadro 600

Graphics cards

3.1
amd-radeon-550x
AMD Radeon 550X

Graphics cards

3.0
evga-geforce-gtx-550-ti-2gb
EVGA GeForce GTX 550 Ti 2GB

Graphics cards

3.7
msi-geforce-gt-730
MSI GeForce GT 730

Graphics cards

3.7
asus-radeon-rx-550-4gb
ASUS Radeon RX 550 4GB

Graphics cards

3.7

Compare AMD Radeon HD 6450 2GB with

VS
VS

Compare