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ALTERNATIVES

Sapphire Radeon HD 7950 Review | 118 Data compared

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  • Avg. price in UK: ~£370
  • Avg. price in US: ~$450
  • VRAM: 3 GB
  • Memory bus width: 384 bit
  • Thermal Design Power (TDP): 200 W

Sapphire Radeon HD 7950 review. Compare 118 technical specifications and user reviews to see how it ranks among graphics cards and if it is worth buying.

3.7

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%

3.4

Technical Score

10.0%

6.6

User score

Poor
3.4

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%

1.9

Performance

24.0%

3.4

Memory

12.0%

5.4

Power & Cooling

11.0%

4.8

Platform & Features

5.0%

6.4

Design

4.0%

6.7

Connectivity & Media

Poor
6.6

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%

8.3

User reviews

30.0%

2.6

Popularity

User score:
United Kingdom
amazon
4.0
(10)
amazon
4.4
(5)
United States
Amazon_logo.png
4.2
(10)
Amazon_logo.png
4.4
(5)

(Reviews last updated: June 2026)

Good
  • 6.3
    Gaming

    Score components:

    45.0%

    ?

    Floating-point performance

    25.0%

    1.3

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    10.0%

    7.6

    PCI Express (PCIe) version

  • 5.6
    Video editing

    Score components:

    35.0%

    7.0

    AV1 encode

    30.0%

    1.3

    VRAM

    20.0%

    ?

    Floating-point performance

    15.0%

    7.6

    PCI Express (PCIe) version

  • 6.3
    1080p

    Score components:

    55.0%

    ?

    Floating-point performance

    25.0%

    1.3

    VRAM

    10.0%

    ?

    Ray tracing cores / units

    10.0%

    7.6

    PCI Express (PCIe) version

  • 6.0
    1440p

    Score components:

    50.0%

    ?

    Floating-point performance

    30.0%

    1.3

    VRAM

    15.0%

    ?

    Ray tracing cores / units

    5.0%

    7.6

    PCI Express (PCIe) version

  • 5.6
    4K

    Score components:

    40.0%

    ?

    Floating-point performance

    35.0%

    1.3

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    5.0%

    7.6

    PCI Express (PCIe) version

  • sapphire-radeon-hd-7950
sapphire-radeon-hd-7950

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 Sapphire Radeon HD 7950 is a high-performance graphics card built on a 28nm process and based on the Tahiti PRO architecture. Key specifications include 1,792 stream processors, 3GB of GDDR5 memory on a wide 384-bit interface, and a core clock typically factory-overclocked to 900 MHz (compared to the 800 MHz reference). Its primary characteristics include the Dual-X cooling system with twin 92mm fans and five heat pipes, support for PCI Express 3.0, and a dual BIOS feature. Main pros include its exceptional overclocking headroom, quiet and efficient thermal performance, and a competitive price-to-performance ratio against flagship cards of its era. Cons include its large physical dimensions that may conflict with smaller cases or cables and limited feature support for newer DirectX 12 titles despite basic compatibility.

Technical Specifications of Sapphire Radeon HD 7950

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%

1.9

Performance

24.0%

3.4

Memory

12.0%

5.4

Power & Cooling

11.0%

4.8

Platform & Features

5.0%

6.4

Design

4.0%

6.7

Connectivity & Media

3.4
Sapphire Radeon HD 7950 has a technical score of 3.42 points, which is lower than that of 94.4% 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%

8.3

User reviews

30.0%

2.6

Popularity

User score:
United Kingdom
amazon
4.0
(10)
amazon
4.4
(5)
United States
Amazon_logo.png
4.2
(10)
Amazon_logo.png
4.4
(5)

(Reviews last updated: June 2026)

6.6
Sapphire Radeon HD 7950 has a user score of 6.57 points, which is lower than that of 95.7% 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.
2.6
Sapphire Radeon HD 7950 has a popularity of 2.6 points, which is higher than 51.2% 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%

3.7

Overall score

40.0%

8.6

Price

5.2
Sapphire Radeon HD 7950 has a quality-to-price ratio of 5.2 points, which is lower than 94.9% 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

?
PassMark (DirectCompute) result
What it is: PassMark score for DirectCompute performance tests
When it matters: When compute workloads matter alongside gaming performance.

Importance: LOW

?
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

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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

3 GB
Sapphire Radeon HD 7950 has 3 GB of VRAM, which is less than 94% of graphics cards and equal to 0.5% 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

GDDR5
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

GDDR5
Sapphire Radeon HD 7950 uses GDDR5 memory, which is older than on 85% of graphics cards and equal to 13.2% 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

384 bit
Sapphire Radeon HD 7950 uses a 384 bit memory bus, which is wider than that of 89.3% of graphics cards and equal to that of 7.3% 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

240 GB/s
Sapphire Radeon HD 7950 reaches 240 GB/s memory bandwidth, which is lower than that of 83.3% of graphics cards and equal to that of 0.1% of graphics cards.
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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

3.0
Sapphire Radeon HD 7950 supports PCIe 3.0, which is older than on 77.6% of graphics cards and equal to 20.3% 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
Sapphire Radeon HD 7950 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

1.2
Sapphire Radeon HD 7950 supports Vulkan 1.2, which is older than on 96% of graphics cards and equal to 2.5% of graphics cards.
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

4.6
Sapphire Radeon HD 7950 supports OpenGL 4.6, which is more advanced than on 4.8% of graphics cards and equal to 95.2% of graphics cards.
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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

6
Sapphire Radeon HD 7950 supports up to 6 displays, which is more than 98.8% of graphics cards and equal to 1.2% of graphics cards.
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

2
Sapphire Radeon HD 7950 offers 2 DisplayPort outputs, which is fewer than 79.2% of graphics cards and equal to 10.2% 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
Sapphire Radeon HD 7950 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

21.6 Gbps
Sapphire Radeon HD 7950 supports DisplayPort link rates up to 21.6 Gbps, which is faster than on 56.5% of graphics cards and equal to 0.2% of graphics cards.
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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

200 W
Sapphire Radeon HD 7950 has a TDP of 200 W, which is lower than that of 51.3% of graphics cards and equal to that of 3.9% 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

200 W
Sapphire Radeon HD 7950 draws 200 W under peak load, which is lower than 52% of graphics cards and equal to 3.8% 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

500 W
Sapphire Radeon HD 7950 recommends a 500 W PSU, which is lower than that of 76.2% of graphics cards and equal to that of 9.6% 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

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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

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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

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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

?
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

2 slot/s
Sapphire Radeon HD 7950 occupies 2 slot/s, which is slimmer than 49.2% of graphics cards and equal in width to 47.3% 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

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Sapphire Radeon HD 7950 vs the average graphics card

  • 128 bit wider memory bus
    Sapphire Radeon HD 7950 has a wider memory bus than the average graphics card (384 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

    Sapphire Radeon HD 7950 has a wider memory bus than the average graphics card (384 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.384 bit vs 256 bit
  • 2 more displays supported
    Sapphire Radeon HD 7950 supports more displays than the average graphics card (6 vs 4). The average graphics card supports 4 displays.
    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

    Sapphire Radeon HD 7950 supports more displays than the average graphics card (6 vs 4). The average graphics card supports 4 displays.6 vs 4
  • Includes dual BIOS
    Sapphire Radeon HD 7950 includes dual BIOS, the average graphics card does not.
    What it is: Includes dual BIOS for redundancy or overclocking profiles
    When it matters: When you want a safer recovery path after tweaking fan curves or overclock settings, or you need separate quiet and performance profiles.

    Importance: LOW

    Sapphire Radeon HD 7950 includes dual BIOS, the average graphics card does not.
  • 23.1% lower PSU requirement
    Sapphire Radeon HD 7950 has a lower PSU requirement than the average graphics card (500 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

    Sapphire Radeon HD 7950 has a lower PSU requirement than the average graphics card (500 W vs 650 W). The average graphics card has a PSU requirement of 650 W.500 W vs 650 W
  • 1 more DVI outputs
    Sapphire Radeon HD 7950 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

    Sapphire Radeon HD 7950 has more DVI outputs than the average graphics card (1 vs 0). The average graphics card has 0 DVI outputs.1 vs 0
  • Better FP64 ratio
    Sapphire Radeon HD 7950 has a better FP64 ratio than the average graphics card (1:4 vs 1:64).
    What it is: Ratio of double-precision (FP64) to single-precision (FP32) performance
    When it matters: When you need to know whether FP64 is merely present or genuinely useful.

    Importance: LOW

    Sapphire Radeon HD 7950 has a better FP64 ratio than the average graphics card (1:4 vs 1:64).1:4 vs 1:64
  • Supports multi-GPU linking
    Sapphire Radeon HD 7950 supports multi-GPU linking, the average graphics card does not.
    What it is: Supports NVIDIA SLI or AMD CrossFire multi-GPU setup
    When it matters: When you still run legacy multi-GPU gaming or rendering workflows.

    Importance: LOW

    Sapphire Radeon HD 7950 supports multi-GPU linking, the average graphics card does not.
  • 2 more monitors per output type
    Sapphire Radeon HD 7950 supports more monitors per output type than the average graphics card (6 vs 4). The average graphics card supports 4 monitors per output type.
    What it is: Maximum number of monitors supported per connector type
    When it matters: When you are planning how many screens each connector type can realistically drive.

    Importance: LOW

    Sapphire Radeon HD 7950 supports more monitors per output type than the average graphics card (6 vs 4). The average graphics card supports 4 monitors per output type.6 vs 4
  • Better FP64 ratio
    Sapphire Radeon HD 7950 has a better FP64 ratio than the average graphics card (1:4 vs 1:64).
  • 128 bit wider memory bus
    Sapphire Radeon HD 7950 has a wider memory bus than the average graphics card (384 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
  • Supports multi-GPU linking
    Sapphire Radeon HD 7950 supports multi-GPU linking, the average graphics card does not.
  • Supports NVLink
    Sapphire Radeon HD 7950 supports NVLink, the average graphics card does not.
  • 2 more displays supported
    Sapphire Radeon HD 7950 supports more displays than the average graphics card (6 vs 4). The average graphics card supports 4 displays.
  • 1 more DVI outputs
    Sapphire Radeon HD 7950 has more DVI outputs than the average graphics card (1 vs 0). The average graphics card has 0 DVI outputs.
  • 2 more monitors per output type
    Sapphire Radeon HD 7950 supports more monitors per output type than the average graphics card (6 vs 4). The average graphics card supports 4 monitors per output type.
  • Includes dual BIOS
    Sapphire Radeon HD 7950 includes dual BIOS, the average graphics card does not.
  • 23.1% lower PSU requirement
    Sapphire Radeon HD 7950 has a lower PSU requirement than the average graphics card (500 W vs 650 W). The average graphics card has a PSU requirement of 650 W.

Total
Performance
Memory
Platform & Features
Connectivity & Media
Power & Cooling
  • 63% lower boost clock speed
    Sapphire Radeon HD 7950 has a lower boost GPU clock than the average graphics card (925 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
  • 58.3% lower base clock speed
    Sapphire Radeon HD 7950 has a lower base GPU clock than the average graphics card (800 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
  • 73.2% lower texture rate
    Sapphire Radeon HD 7950 has a lower texture rate than the average graphics card (100.8 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
  • 12 fewer compute units
    Sapphire Radeon HD 7950 has fewer compute units than the average graphics card (28 vs 40). The average graphics card has 40 compute units.
  • 72 fewer TMUs
    Sapphire Radeon HD 7950 has fewer TMUs than the average graphics card (112 vs 184). The average graphics card has 184 TMUs.
  • 32 fewer ROPs
    Sapphire Radeon HD 7950 has fewer ROPs than the average graphics card (32 vs 64). The average graphics card has 64 ROPs.
  • 2,560 fewer FP32 units
    Sapphire Radeon HD 7950 has fewer FP32 units than the average graphics card (1,792 vs 4,352). The average graphics card has 4,352 FP32 units.
  • 9 GB less VRAM
    Sapphire Radeon HD 7950 has fewer VRAM than the average graphics card (3 GB vs 12 GB). The average graphics card has 12 GB VRAM.
  • 73.7% slower memory speed
    Sapphire Radeon HD 7950 has a lower effective memory speed than the average graphics card (5,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
  • 46.4% lower memory bandwidth
    Sapphire Radeon HD 7950 has a lower memory bandwidth than the average graphics card (240 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
  • 28.6% slower VRAM clock
    Sapphire Radeon HD 7950 has a lower VRAM clock than the average graphics card (1,250 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
  • 87.5% smaller L1 cache
    Sapphire Radeon HD 7950 has fewer L1 cache than the average graphics card (16 vs 128). The average graphics card has 128 L1 cache.
  • 5.6x larger process node
    Sapphire Radeon HD 7950 has a higher process node than the average graphics card (28 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
  • 11 older
    Sapphire Radeon HD 7950 was released earlier than the average graphics card (2,012 vs 2,023).
  • Older PCIe version
    Sapphire Radeon HD 7950 supports an older PCIe version than the average graphics card (3 vs 4.0).
  • No XeSS support
    Sapphire Radeon HD 7950 does not support XeSS, the average graphics card does.
  • No mesh shaders
    Sapphire Radeon HD 7950 does not support mesh shaders, the average graphics card does.
  • Older Vulkan version
    Sapphire Radeon HD 7950 supports an older Vulkan version than the average graphics card (1.2 vs 1.4).
  • No DirectStorage support
    Sapphire Radeon HD 7950 does not support DirectStorage, the average graphics card does.
  • Worse SAM support
    Sapphire Radeon HD 7950 offers worse SAM support than the average graphics card (no vs yes).
  • Older OpenCL version
    Sapphire Radeon HD 7950 supports an older OpenCL version than the average graphics card (1.2 vs 3.0).
  • Older shader model
    Sapphire Radeon HD 7950 supports an older shader model than the average graphics card (5 vs 6.8).
  • No sampler feedback
    Sapphire Radeon HD 7950 does not support sampler feedback, the average graphics card does.
  • 100% fewer transistors
    Sapphire Radeon HD 7950 has fewer transistors than the average graphics card (4 million vs 21,900 million). The average graphics card has 21,900 million transistors.
  • No AV1 encoding
    Sapphire Radeon HD 7950 does not support AV1 encoding, the average graphics card does.
  • 1 fewer DisplayPort outputs
    Sapphire Radeon HD 7950 has fewer DisplayPort outputs than the average graphics card (2 vs 3). The average graphics card has 3 DisplayPort outputs.
  • No AV1 decoding
    Sapphire Radeon HD 7950 does not support AV1 decoding, the average graphics card does.
  • No DSC support
    Sapphire Radeon HD 7950 does not support DSC, the average graphics card does.
  • Older HDMI version
    Sapphire Radeon HD 7950 supports an older HDMI version than the average graphics card (1.4a vs 2.1).
  • Older DisplayPort version
    Sapphire Radeon HD 7950 supports an older DisplayPort version than the average graphics card (1.2 vs 1.4a).
  • Not VR ready
    Sapphire Radeon HD 7950 is not VR ready, while the average graphics card is.
  • Narrower decode codec support
    Sapphire Radeon HD 7950 supports narrower hardware decode codec support than the average graphics card (H.264 vs H.264/H.265/AV1/VP9).
  • 1 fewer fans
    Sapphire Radeon HD 7950 has fewer fans than the average graphics card (2 vs 3).
  • No fan stop
    Sapphire Radeon HD 7950 does not support fan stop, the average graphics card does.
  • No backplate
    Sapphire Radeon HD 7950 does not include a backplate, the average graphics card does.
  • No RGB lighting
    Sapphire Radeon HD 7950 does not include RGB lighting, the average graphics card does.
  • 63% lower boost clock speed
    Sapphire Radeon HD 7950 has a lower boost GPU clock than the average graphics card (925 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
    What it is: Maximum boost frequency the GPU can reach under load
    When it matters: When you want a rough idea of peak advertised frequency, while knowing real sustained clocks still depend on cooling and power limits.

    Importance: HIGH

    Sapphire Radeon HD 7950 has a lower boost GPU clock than the average graphics card (925 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.925 MHz vs 2500 MHz
  • 5.6x larger process node
    Sapphire Radeon HD 7950 has a higher process node than the average graphics card (28 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

    Sapphire Radeon HD 7950 has a higher process node than the average graphics card (28 nm vs 5 nm). The average graphics card uses a process node of 5 nm.28 nm vs 5 nm
  • 58.3% lower base clock speed
    Sapphire Radeon HD 7950 has a lower base GPU clock than the average graphics card (800 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

    Sapphire Radeon HD 7950 has a lower base GPU clock than the average graphics card (800 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.800 MHz vs 1920 MHz
  • 9 GB less VRAM
    Sapphire Radeon HD 7950 has fewer VRAM than the average graphics card (3 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

    Sapphire Radeon HD 7950 has fewer VRAM than the average graphics card (3 GB vs 12 GB). The average graphics card has 12 GB VRAM.3 GB vs 12 GB
  • 73.2% lower texture rate
    Sapphire Radeon HD 7950 has a lower texture rate than the average graphics card (100.8 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
    What it is: Number of textured pixels the GPU can process per second
    When it matters: When fast texture handling matters in high-refresh gaming workloads.

    Importance: HIGH

    Sapphire Radeon HD 7950 has a lower texture rate than the average graphics card (100.8 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.100.8 GTexel/s vs 376.8 GTexel/s
  • 1 fewer fans
    Sapphire Radeon HD 7950 has fewer fans than the average graphics card (2 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

    Sapphire Radeon HD 7950 has fewer fans than the average graphics card (2 vs 3).2 vs 3
  • 73.7% slower memory speed
    Sapphire Radeon HD 7950 has a lower effective memory speed than the average graphics card (5,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
    What it is: Effective memory data rate combining clock and bus width
    When it matters: When you compare how quickly each card can push data through its memory subsystem.

    Importance: MEDIUM

    Sapphire Radeon HD 7950 has a lower effective memory speed than the average graphics card (5,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.5000 MHz vs 19000 MHz
  • 12 fewer compute units
    Sapphire Radeon HD 7950 has fewer compute units than the average graphics card (28 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

    Sapphire Radeon HD 7950 has fewer compute units than the average graphics card (28 vs 40). The average graphics card has 40 compute units.28 vs 40
Total
Overall
Performance
Memory
Platform & Features
Connectivity & Media
Power & Cooling
Design

Graphic comparison of Sapphire Radeon HD 7950 and

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Third-party reviews

United Kingdom
amazon
4.0
10 Reviews
amazon
4.4
5 Reviews
United States
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4.2
10 Reviews
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4.4
5 Reviews

(Reviews last updated: June 2026)

What customers like about Sapphire Radeon HD 7950?

  • Excellent overclocking headroom, often reaching performance levels of the more expensive HD 7970
  • Sapphire's Dual-X and Vapor-X cooling solutions are remarkably quiet, even under heavy load
  • Great performance-to-price value, comfortably outperforming the Nvidia GTX 580 in many tests
  • Large 3GB VRAM buffer provided better future-proofing for high-resolution textures
  • Generous accessory bundle often includes various display adapters and high-quality power cables
  • Features a dual BIOS switch, which is a significant safety net for enthusiasts and overclockers

What customers dislike about Sapphire Radeon HD 7950?

  • The heavy non-reference cooler can cause the PCB to sag or warp over time without additional support
  • Can be power-hungry under heavy load, requiring two 6-pin power connectors
  • Large physical dimensions may not fit easily into smaller or cramped PC cases
  • Lack of bundled games at launch despite its enthusiast-level price point
  • Early driver support was reported as unfinished, lacking some key features at launch
  • Open-air cooler design exhausts heat into the case rather than out the back, necessitating good case airflow

Expert reviews

H
hardwarecanucks.com
30/01/2012
Sapphire HD 7950 Dual Fan OC Review - Hardware Canucks

The Sapphire HD 7950 Dual Fan OC graphics card is a factory-overclocked model utilizing a custom top-down cooling layout built onto a reference PCB layout. Priced at a $479 retail cost at launch, it carries a small premium over reference versions to deliver specialized thermal engineering and enhanced features. Its prominent standout feature is the bespoke thermal architecture,...Read more

N
nitroware.net
27/05/2012
Sapphire AMD Radeon HD 7950 OC Graphics Card and CPU scaling Review

Here is a specific summary of the Sapphire AMD Radeon HD 7950 OC graphics card and CPU scaling review: Review Summary This review investigates the performance and CPU scaling behavior of the Sapphire AMD Radeon HD 7950 OC 3GB graphics card by testing it across three distinct platforms: a budget AMD A6-3650 APU, a mid-range AMD FX-6100 six-core processor, and Intel's flagship...Read more

T
techpowerup.com
17/07/2012
Sapphire HD 7950 Flex 3 GB Review

The Sapphire HD 7950 FleX 3 GB, based on AMD's 28 nm Tahiti processor, offers a 6% factory-overclocked performance advantage (860 MHz core) and features FleX technology, which enables three-monitor Eyefinity setups without active DisplayPort adapters. The custom Dual-X cooler provides silent idle operation, and the card includes a dual-BIOS for added security. However, the card...Read more

T
techpowerup.com
06/09/2012
Sapphire HD 7950 Vapor-X 3 GB Review - TechPowerUp

The Sapphire HD 7950 Vapor-X is a highly capable custom-designed graphics card, lauded by TechPowerUp for its efficient dual-fan, vapor-chamber cooler that keeps temperatures well below 70°C under load. A key feature is the "Lethal Boost" dual-BIOS button, which increases the GPU clock to 950 MHz while maintaining low noise levels, further supported by excellent manual overclocking...Read more

A
anandtech.com
31/01/2012
AMD Radeon HD 7950 Review Feat. Sapphire & XFX: Sewing Up The High-End Market

The AnandTech AMD Radeon HD 7950 Review highlights the graphics card as a scaled-down, more affordable counterpart to the flagship HD 7970. Built on TSMC's 28nm "Tahiti" architecture, the card disables four Compute Units to deliver 1,792 stream processors and 112 texture units while operating at a base clock speed of 800 MHz. Despite these reductions, AMD retained the robust 3GB...Read more

A
architosh.com
09/05/2013
Product Review: AMD Sapphire HD 7950 Mac Edition

The Architosh review of the AMD Sapphire HD 7950 Mac Edition highlights it as a powerful 28nm Graphics Core Next (GCN) upgrade for older tower Mac Pros, featuring 3 GB of GDDR5 VRAM and a dual BIOS switch for native Apple boot screen support. It provides significant performance boosts in OpenCL tasks, such as in Unigine benchmarks, offering up to four times the frame rate of older...Read more

B
barefeats.com
19/03/2013
benchmarks for the Radeon HD 7950 for Mac Pro

The Bare Feats review evaluates the Sapphire Radeon HD 7950 Mac Edition (3GB VRAM), providing real-world performance metrics for Mac Pro users looking for a factory-supported GPU upgrade. Tested in a Mid 2010 Hex-Core Mac Pro running OS X 10.8.3, the card delivers substantial performance leaps over older factory options like the Radeon HD 5770 and 5870, as well as discontinued...Read more

T
tomshardware.com
17/06/2012
Radeon HD 7950 3 GB: Six Cards, Benchmarked And Reviewed

The Sapphire HD 7950 OC is a dual-slot, factory-overclocked graphics card with a core clock speed of 900 MHz. Positioned as an affordable and highly competitive upper-middle-class performer, it features a dual axial fan setup designed for enhanced cooling performance. A major strength of the card is its value proposition, as it stands out as one of the fastest yet cheapest models...Read more

N
nitroware.net
27/05/2012
Sapphire AMD Radeon HD 7950 OC Graphics Card and CPU scaling Review

This 2012 review evaluates the Sapphire AMD Radeon HD 7950 OC (3GB) graphics card, focusing heavily on how its performance scales when paired with different CPUs, specifically comparing the budget-friendly AMD A6-3650 APU and AMD FX-6100 CPU against a top-tier Intel Core i7-3960X platform. The benchmarks reveal that older, single-threaded games and simulation software quickly hit a...Read more

A
anandtech.com
31/01/2012
AMD Radeon HD 7950 Review Feat. Sapphire & XFX

The AnandTech review of the AMD Radeon HD 7950 presents the card as a strong high-end graphics choice that effectively balances price and performance against Nvidia's competing hardware. A major pro highlighted in the review is the card's excellent overclocking potential, allowing users to push the 800 MHz reference core clock significantly higher and close the performance gap with...Read more

H
hexus.net
31/01/2012
Review: Sapphire Radeon HD 7950 OC in CrossFire - Graphics

The HEXUS review evaluates the Sapphire Radeon HD 7950 OC graphics card, specifically testing its performance in a dual-GPU CrossFire configuration against NVIDIA's EVGA GeForce GTX 580 Super Clocked SLI setup. Priced at £375, Sapphire's card enhances AMD’s reference design by introducing a 12.5% factory overclock out of the box, pushing the core clock speed from 800MHz to 900MHz...Read more

C
computerbase.de
17/05/2012
Drei AMD Radeon HD 7950 im Vergleich

This review by ComputerBase compares three custom AMD Radeon HD 7950 partner graphics cards: the Asus Radeon HD 7950 DirectCU II OC, the MSI Radeon HD 7950 Twin Frozr III, and the Sapphire Radeon HD 7950 OC 900M. Performance is a major pro across all three variants, as their factory overclocks deliver a healthy 8% to 9% speed advantage over AMD's baseline reference model. Thermals...Read more

(Translated)Show original
T
technic3d.com
01/06/2012
Sapphire Radeon HD 7950 OC Grafikkarte im Test | Review

Review Overview The Sapphire Radeon HD 7950 OC features a factory-overclocked "Tahiti Pro" GPU utilizing AMD’s 28nm Graphics Core Next architecture. It reduces the shader and texture units by 12% compared to the HD 7970 flagship, resulting in 1,792 Arithmetic Logical Units (ALUs). While Sapphire leaves the 3 GB of GDDR5 memory at the stock 1,250 MHz (2,500 MHz DDR) speed across a...Read more

(Translated)Show original

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