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Graphics cards Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Graphics cards Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Graphics cards Methodology v1.0

MSI Radeon RX 6600 XT Mech 2X OC Review | 118 Data compared

Avg. price:~£360VRAM:8 GBMemory bus width:128 bitThermal Design Power (TDP):160 W

MSI Radeon RX 6600 XT Mech 2X OC Review: Compare 118 technical specifications and user reviews to see how this product ranks in the Graphics cards category and whether it is worth buying.

MSI Radeon RX 6600 XT Mech 2X OC
6.5/10

Overall score

Score
6.5/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components

90%

6.2

Technical score

10%

9.3

User score

▼Worse than 65% of graphics cards
7.1

Value for money

Value for money
7.1/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components

70%

6.5

Overall score

30%

8.6

Price

▼Worse than 58%
6.2

Technical score

Technical score
6.2/ 10
✕
What it is
An assessment of technical performance for products in the Graphics cards category across these key areas: Performance, Memory, Platform & Features, Connectivity & Media, Power & Cooling, Design.
When it matters
When you want to compare graphics cards based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
Score components

44%

5.5

Performance

24%

3.9

Memory

12%

8.4

Power & Cooling

11%

9.0

Platform & Features

5%

8.2

Design

4%

9.1

Connectivity & Media

▼Worse than 69%
9.3

User score

User score
9.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components

70%

9.1

User ratings

30%

9.6

Number of reviews

Based on ratings from across the web.
★Better than 91%
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Technical Specifications of graphics card MSI Radeon RX 6600 XT Mech 2X OC

Technical score
Technical score
6.2/ 10
✕
What it is
An assessment of technical performance for products in the Graphics cards category across these key areas: Performance, Memory, Platform & Features, Connectivity & Media, Power & Cooling, Design.
When it matters
When you want to compare graphics cards based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
Score components:

44%

5.5

Performance

24%

3.9

Memory

12%

8.4

Power & Cooling

11%

9.0

Platform & Features

5%

8.2

Design

4%

9.1

Connectivity & Media

6.2
User score
User score
9.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components

70%

9.1

User ratings

30%

9.6

Number of reviews

Based on ratings from across the web.
9.3
Popularity
Popularity
9.6/ 10
✕
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.
Score distribution
▼
<55-66-77-88-99-10
Popularity:
MSI Radeon RX 6600 XT Mech 2X OC has a popularity score of 9.6 points, which is higher than that of 88.8% of products in this category.
9.6
Value for money
Value for money
7.1/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components:

70%

6.5

Overall score

30%

8.6

Price

7.1
3DMark Time Spy benchmark score
9,500 points
This graphics card scores 9,500 points in 3DMark Time Spy, which is lower than 72.9% of graphics cards and equal to 0.5% of graphics cards.
3DMark Port Royal score
4,378 points
This graphics card scores 4,378 points in 3DMark Port Royal, which is lower than 74.4% of graphics cards and equal to 0.1% of graphics cards.
PassMark (G3D) result
16,387 points
This graphics card scores 16,387 points in PassMark G3D, which is lower than 72.6% of graphics cards.
PassMark (DirectCompute) result
6,735 points
This graphics card scores 6,735 points in PassMark DirectCompute, which is lower than 76.4% of graphics cards and equal to 0.1% of graphics cards.
Floating-point performance
10.66 TFLOPS
This graphics card delivers 10.66 TFLOPS floating-point performance, which is lower than that of 73.9% of graphics cards and equal to that of 0.1% of graphics cards.
Show more
VRAM
8 GB
This graphics card has 8 GB of VRAM, which is less than 57.5% of graphics cards and equal to 25.1% of graphics cards.
Memory type
GDDR6
GDDR version
GDDR6
This graphics card uses GDDR6 memory, which is newer than on 15.9% of graphics cards and equal to 40.3% of graphics cards.
Memory bus width
128 bit
This graphics card uses a 128 bit memory bus, which is narrower than that of 69.6% of graphics cards and equal to that of 26% of graphics cards.
Maximum memory bandwidth
256 GB/s
This graphics card reaches 256 GB/s memory bandwidth, which is lower than that of 80.2% of graphics cards and equal to that of 2.7% of graphics cards.
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PCI Express (PCIe) version
4
This graphics card supports PCIe 4, which is newer than on 22.3% of graphics cards and equal to 52.1% of graphics cards.
PCIe lanes
x8
This graphics card uses x8 PCIe lanes, which is fewer than 76.7% of graphics cards and equal to 22.2% of graphics cards.
DirectX version
12 Ultimate
This graphics card supports DirectX 12 Ultimate, which is more advanced than on 22.6% of graphics cards and equal to 77.4% of graphics cards.
Vulkan version
1.4
This graphics card supports Vulkan 1.4, which is more advanced than on 20.7% of graphics cards and equal to 79.3% of graphics cards.
OpenGL version
4.6
This graphics card supports OpenGL 4.6, which is more advanced than on 1.9% of graphics cards and equal to 98.1% of graphics cards.
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Max displays supported
4
This graphics card supports up to 4 displays, which is more than 8.3% of graphics cards and equal to 88.9% of graphics cards.
Max digital resolution
7680x4320
This graphics card supports a maximum digital resolution of 7680x4320, which is higher than that of 9% of graphics cards and equal to that of 91% of graphics cards.
DisplayPort outputs
3
This graphics card offers 3 DisplayPort outputs, which is more than 21% of graphics cards and equal to 76.8% of graphics cards.
DisplayPort version
1.4
This graphics card supports DisplayPort 1.4, which is older than on 80.6% of graphics cards and equal to 13.3% of graphics cards.
DisplayPort link rates
8.1 Gbps
This graphics card supports DisplayPort link rates up to 8.1 Gbps, which is slower than on 65% of graphics cards and equal to 22.7% of graphics cards.
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Thermal Design Power (TDP)
160 W
This graphics card has a TDP of 160 W, which is lower than that of 68% of graphics cards and equal to that of 4.8% of graphics cards.
Power consumption while under peak load
160 W
This graphics card draws 160 W under peak load, which is lower than 71.2% of graphics cards and equal to 3.8% of graphics cards.
Recommended PSU wattage
500 W
This graphics card recommends a 500 W PSU, which is lower than that of 75.6% of graphics cards and equal to that of 8.9% of graphics cards.
Board power limit
145 W
This graphics card has a board power limit of 145 W, which is lower than that of 77.4% of graphics cards and equal to that of 2.2% of graphics cards.
PCIe power spec
160 W
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Size
235x 125x 46 mm
This graphics card measures 235x125x 46 mm, which is more compact than 76.3% of graphics cards and equal in size to 0.1% of graphics cards.
Length
235 mm
This graphics card is 235 mm long, which is shorter than 79.2% of graphics cards and equal in length to 1% of graphics cards.
Height
125 mm
This graphics card is 125 mm tall, which is shorter than 49.2% of graphics cards and equal in height to 2.9% of graphics cards.
Slot width
2.5 slot/s
This graphics card occupies 2.5 slot/s, which is slimmer than 36.3% of graphics cards and equal in width to 14.7% of graphics cards.
Weight
721 g
This graphics card weighs 721 g, which is lighter than 77.3% of graphics cards.
Show more

MSI Radeon RX 6600 XT Mech 2X OC vs the average graphics card

246810TotalPerformanceMemoryPlatform & FeaturesConnectivity & MediaPower & CoolingDesign
  • 3.9% higher boost clock speed
    This graphics card has a higher boost GPU clock than the average graphics card (2602 MHz vs 2505 MHz). The average graphics card has a boost GPU clock of 2505 MHz.
    2,602 MHz vs 2,505 MHz
  • Supports ECC memory
    This graphics card supports ECC memory, the average graphics card does not.
  • 23.1% lower PSU requirement
    This graphics card 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
  • 50 mm shorter card length
    This graphics card is shorter than the average graphics card (235 mm vs 285 mm). The average graphics card has a length of 285 mm.
    235 mm vs 285 mm
  • 25.6% lower TDP
    This graphics card has a lower TDP than the average graphics card (160 W vs 215 W). The average graphics card has a TDP of 215 W.
    160 W vs 215 W
  • 14.3% faster VRAM clock
    This graphics card has a higher VRAM clock than the average graphics card (2000 MHz vs 1750 MHz). The average graphics card runs its VRAM at 1750 MHz.
    2,000 MHz vs 1,750 MHz
  • 16.1% higher user score
    User score
    9.3/ 10
    ✕
    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 distribution
    ▼
    ▼
    <55-66-77-88-99-10
    MSI Radeon RX 6600 XT Mech 2X OC
    the average graphics card
    MSI Radeon RX 6600 XT Mech 2X OC has a higher user score than the average graphics card (9.29 vs 8.000).
    9.29 vs 8
  • 35.6% lower board power limit
    This graphics card has a lower board power limit than the average graphics card (145 W vs 225 W). The average graphics card has a board power limit of 225 W.
    145 W vs 225 W
  • 16.1% higher user score
    User score
    9.3/ 10
    ✕
    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 distribution
    ▼
    ▼
    <55-66-77-88-99-10
    MSI Radeon RX 6600 XT Mech 2X OC
    the average graphics card
    MSI Radeon RX 6600 XT Mech 2X OC has a higher user score than the average graphics card (9.29 vs 8.000).
    9.29 vs 8
  • 2.28x more popular
    MSI Radeon RX 6600 XT Mech 2X OC is more popular than the average graphics card (9.62 vs 4.2).
    9.62 vs 4.22
  • 3.9% higher boost clock speed
    This graphics card has a higher boost GPU clock than the average graphics card (2602 MHz vs 2505 MHz). The average graphics card has a boost GPU clock of 2505 MHz.
    2,602 MHz vs 2,505 MHz
  • 5.9% higher base clock speed
    This graphics card has a higher base GPU clock than the average graphics card (2033 MHz vs 1920 MHz). The average graphics card has a base GPU clock of 1920 MHz.
    2,033 MHz vs 1,920 MHz
  • Better FP64 ratio
    This graphics card has a better FP64 ratio than the average graphics card (1:16 vs 1:64).
    1:16 vs 1:64
  • Supports ECC memory
    This graphics card supports ECC memory, the average graphics card does not.
  • 14.3% faster VRAM clock
    This graphics card has a higher VRAM clock than the average graphics card (2000 MHz vs 1750 MHz). The average graphics card runs its VRAM at 1750 MHz.
    2,000 MHz vs 1,750 MHz
  • 8x more Infinity Cache
    This graphics card has more Infinity Cache than the average graphics card (32 MB vs 4 MB). The average graphics card has 4 MB Infinity Cache.
    32 MB vs 4 MB
  • 1 more GPUs supported
    This graphics card supports more GPUs in multi-GPU mode than the average graphics card (1 vs 0). The average graphics card supports 0 GPUs in multi-GPU mode.
    1 vs 0
  • 23.1% lower PSU requirement
    This graphics card 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
  • 25.6% lower TDP
    This graphics card has a lower TDP than the average graphics card (160 W vs 215 W). The average graphics card has a TDP of 215 W.
    160 W vs 215 W
  • 35.6% lower board power limit
    This graphics card has a lower board power limit than the average graphics card (145 W vs 225 W). The average graphics card has a board power limit of 225 W.
    145 W vs 225 W
  • 66.7% lower idle power draw
    This graphics card has a lower idle power draw than the average graphics card (4 W vs 12 W). The average graphics card has an idle power draw of 12 W.
    4 W vs 12 W
  • 50 mm shorter card length
    This graphics card is shorter than the average graphics card (235 mm vs 285 mm). The average graphics card has a length of 285 mm.
    235 mm vs 285 mm
  • More compact card size
    This graphics card is more compact than the average graphics card (235x125 x 46 mm vs 285x127 x 52 mm). The average graphics card has a size of 285x127 x 52 mm.
    235x125 x 46 mm vs 285x127 x 52 mm
  • 128 bit narrower memory bus
    This graphics card has a narrower memory bus than the average graphics card (128 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
    128 bit vs 256 bit
  • No CUDA support
    This graphics card does not support CUDA, the average graphics card does.
  • 4 GB less VRAM
    This graphics card has fewer VRAM than the average graphics card (8 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    8 GB vs 12 GB
  • 1 fewer fans
    This graphics card has fewer fans than the average graphics card (2 vs 3).
    2 vs 3
  • No DLSS support
    This graphics card does not support DLSS, the average graphics card does.
  • 144 fewer AI cores
    This graphics card has fewer AI cores than the average graphics card (0 vs 144). The average graphics card has 144 AI cores.
    0 vs 144
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • 42.9% lower memory bandwidth
    This graphics card has a lower memory bandwidth than the average graphics card (256 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    256 GB/s vs 448 GB/s
  • No CUDA support
    This graphics card does not support CUDA, the average graphics card does.
  • 144 fewer AI cores
    This graphics card has fewer AI cores than the average graphics card (0 vs 144). The average graphics card has 144 AI cores.
    0 vs 144
  • 56 fewer TMUs
    This graphics card has fewer TMUs than the average graphics card (128 vs 184). The average graphics card has 184 TMUs.
    128 vs 184
  • 8 fewer compute units
    This graphics card has fewer compute units than the average graphics card (32 vs 40). The average graphics card has 40 compute units.
    32 vs 40
  • 8 fewer ray tracing cores
    This graphics card has fewer ray tracing cores than the average graphics card (32 vs 40). The average graphics card has 40 ray tracing cores.
    32 vs 40
  • 53% lower FP32 performance
    This graphics card has a lower FP32 performance than the average graphics card (10.6 TFLOPS vs 22.57 TFLOPS). The average graphics card has FP32 performance of 22.57 TFLOPS.
    10.6 TFLOPS vs 22.57 TFLOPS
  • 13.1% lower texture rate
    This graphics card has a lower texture rate than the average graphics card (331.4 GTexel/s vs 381.2 GTexel/s). The average graphics card has a texture rate of 381.2 GTexel/s.
    331.4 GTexel/s vs 381.2 GTexel/s
  • 27.7% lower PassMark score
    This graphics card has a lower PassMark score than the average graphics card (16387 points vs 22653 points). The average graphics card has a PassMark score of 22653 points.
    16,387 points vs 22,653 points
  • 52.2% lower ray tracing score
    This graphics card has a lower ray tracing score than the average graphics card (4378 points vs 9166 points). The average graphics card has a ray tracing score of 9166 points.
    4,378 points vs 9,166 points
  • 35.3% lower gaming score
    This graphics card has a lower gaming score than the average graphics card (9500 points vs 14678.5 points). The average graphics card has a gaming score of 14678.5 points.
    9,500 points vs 14,678.5 points
  • 44.2% lower compute score
    This graphics card has a lower compute score than the average graphics card (6735 points vs 12074 points). The average graphics card has a compute score of 12074 points.
    6,735 points vs 12,074 points
  • 2,304 fewer FP32 units
    This graphics card has fewer FP32 units than the average graphics card (2048 vs 4,352). The average graphics card has 4,352 FP32 units.
    2,048 vs 4,352
  • 128 bit narrower memory bus
    This graphics card has a narrower memory bus than the average graphics card (128 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
    128 bit vs 256 bit
  • 4 GB less VRAM
    This graphics card has fewer VRAM than the average graphics card (8 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    8 GB vs 12 GB
  • 42.9% lower memory bandwidth
    This graphics card has a lower memory bandwidth than the average graphics card (256 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    256 GB/s vs 448 GB/s
  • 91.7% smaller L2 cache
    This graphics card has fewer L2 cache than the average graphics card (2 MB vs 24 MB). The average graphics card has 24 MB L2 cache.
    2 MB vs 24 MB
  • 15.8% slower memory speed
    This graphics card has a lower effective memory speed than the average graphics card (16000 MHz vs 19000 MHz). The average graphics card reaches an effective memory speed of 19000 MHz.
    16,000 MHz vs 19,000 MHz
  • No DLSS support
    This graphics card does not support DLSS, the average graphics card does.
  • Fewer PCIe lanes
    This graphics card has fewer PCIe lanes than the average graphics card (x8 vs x16). The average graphics card has x16 PCIe lanes.
    x8 vs x16
  • 40% larger process node
    This graphics card has a higher process node than the average graphics card (7 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
    7 nm vs 5 nm
  • Older encoder generation
    This graphics card uses an older encoder generation than the average graphics card (3 vs 8). The average graphics card uses encoder generation 8.
    3 vs 8
  • 2 older
    This graphics card was released earlier than the average graphics card (2021 vs 2023).
    August 2021
    2,021 vs 2,023
  • 51.5% fewer transistors
    This graphics card has fewer transistors than the average graphics card (11100 million vs 22900 million). The average graphics card has 22900 million transistors.
    11,100 million vs 22,900 million
  • No AV1 encoding
    This graphics card does not support AV1 encoding, the average graphics card does.
    No vs yes
  • Older DisplayPort version
    This graphics card supports an older DisplayPort version than the average graphics card (1.4 vs 1.4a).
    1.4 vs 1.4a
  • Narrower decode codec support
    This graphics card supports narrower hardware decode codec support than the average graphics card (H.264/H.265/AV1/VP9 vs H.264/H.265/AV1/VP9/MPEG-2/VC-1).
    H.264/H.265/AV1/VP9 vs H.264/H.265/AV1/VP9/MPEG-2/VC-1
  • 1 fewer fans
    This graphics card has fewer fans than the average graphics card (2 vs 3).
    2 vs 3
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • 15 °C lower thermal ceiling
    This graphics card has a lower thermal ceiling than the average graphics card (110 °C vs 95 °C). The average graphics card has a thermal ceiling of 95 °C.
    110 °C vs 95 °C
  • 10 °C higher load temperature
    This graphics card has a higher load temperature than the average graphics card (77 °C vs 67 °C). The average graphics card has a load temperature of 67 °C.
    77 °C vs 67 °C
  • No RGB lighting
    This graphics card does not include RGB lighting, the average graphics card does.

Video reviews

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Expert reviews

In-depth analysis and verdict from leading tech publications

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computerbase.de
10/08/2021
Summary of the review
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10/08/2021
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tomshardware.fr
11/08/2021
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Third-party reviews

Based on ratings from across the web.
Reviews last updated: June 2026 · How we calculate this

What we like about MSI Radeon RX 6600 XT Mech 2X OC

  • Strong 1080p gaming performance with high frame rates in modern titles
  • Excellent power efficiency, often drawing less than 160W during gaming
  • Sturdy build quality featuring a reinforced backplate for structural support
  • Compact dual-fan design (215mm length) fits easily into smaller PC cases
  • Effective Zero Frozr technology keeps the card silent during low-load tasks
  • Reliable cooling performance for a mid-range card, typically staying under 70°C

What we don't like about MSI Radeon RX 6600 XT Mech 2X OC

  • Poor ray tracing performance compared to equivalent Nvidia RTX cards
  • Inferior thermal performance and louder fans than MSI's premium 'Gaming X' model
  • Performance bottlenecked by PCIe 4.0 x8 interface on older PCIe 3.0 motherboards
  • Lack of RGB lighting or premium aesthetic features common in other custom models
  • Historically perceived as overpriced relative to previous-generation performance gains
  • Noticeable performance drop-off when attempting to play at 1440p or 4K resolutions

Verdict

The MSI Radeon RX 6600 XT Mech 2X OC is a performance-focused graphics card built on AMD's RDNA 2 architecture, featuring 2,048 stream processors, 8GB of GDDR6 memory on a 128-bit bus, and a boost clock speed of up to 2,602 MHz. Designed for high-refresh 1080p gaming, it includes MSI’s dual-fan TORX Fan 3.0 thermal design and Zero Frozr technology for silent operation during low loads, all powered by a single 8-pin connector with a 160W TDP. Main pros include its excellent efficiency, strong 1080p frame rates that often outperform competitors like the RTX 3060, and a compact dual-slot design with a reinforcing backplate. However, notable cons include weak ray-tracing performance compared to NVIDIA alternatives, a lack of RGB lighting for aesthetics, and a limited PCIe 4.0 x8 interface which can bottleneck performance on older PCIe 3.0 systems.

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