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GIGABYTE Radeon RX 7800 XT Gaming OC Review | 118 Data compared

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  • Avg. price in UK: ~£480
  • Avg. price in US: ~$500
  • VRAM: 16 GB
  • Memory bus width: 256 bit
  • Thermal Design Power (TDP): 263 W

GIGABYTE Radeon RX 7800 XT Gaming OC review. Compare 118 technical specifications and user reviews to see how it ranks among graphics cards and if it is worth buying.

7.3

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%

7.1

Technical Score

10.0%

9.3

User score

Very good
7.1

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%

7.2

Performance

24.0%

5.2

Memory

12.0%

8.3

Power & Cooling

11.0%

9.2

Platform & Features

5.0%

6.6

Design

4.0%

8.8

Connectivity & Media

Very good
9.3

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%

8.9

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(840)
amazon
4.6
(409)
United States
Amazon_logo.png
4.4
(842)
Amazon_logo.png
4.6
(416)

(Reviews last updated: June 2026)

Exceptional
  • 7.1
    Gaming

    Score components:

    45.0%

    ?

    Floating-point performance

    25.0%

    5.2

    VRAM

    20.0%

    6.6

    Ray tracing cores / units

    10.0%

    8.8

    PCI Express (PCIe) version

  • 8.0
    Video editing

    Score components:

    35.0%

    10

    AV1 encode

    30.0%

    5.2

    VRAM

    20.0%

    ?

    Floating-point performance

    15.0%

    8.8

    PCI Express (PCIe) version

  • 7.2
    1080p

    Score components:

    55.0%

    ?

    Floating-point performance

    25.0%

    5.2

    VRAM

    10.0%

    6.6

    Ray tracing cores / units

    10.0%

    8.8

    PCI Express (PCIe) version

  • 7.0
    1440p

    Score components:

    50.0%

    ?

    Floating-point performance

    30.0%

    5.2

    VRAM

    15.0%

    6.6

    Ray tracing cores / units

    5.0%

    8.8

    PCI Express (PCIe) version

  • 6.8
    4K

    Score components:

    40.0%

    ?

    Floating-point performance

    35.0%

    5.2

    VRAM

    20.0%

    6.6

    Ray tracing cores / units

    5.0%

    8.8

    PCI Express (PCIe) version

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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 Gigabyte Radeon RX 7800 XT Gaming OC is a high-performance graphics card built on the AMD RDNA 3 architecture, featuring 3840 stream processors and 16GB of GDDR6 memory on a 256-bit bus. This factory-overclocked model reaches a boost clock of 2565 MHz and utilizes the WINDFORCE cooling system with three 90mm alternate-spinning fans and 7 composite copper heat pipes for thermal efficiency. Its primary advantages include exceptional 1440p gaming performance, a robust triple-fan design with RGB Fusion, and a dual BIOS switch for performance or silent modes. However, it is a physically large card at 302mm long, and its ray-tracing capabilities and power efficiency lag behind NVIDIA's comparable mid-to-high-end offerings.

Technical Specifications of GIGABYTE Radeon RX 7800 XT Gaming OC

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%

7.2

Performance

24.0%

5.2

Memory

12.0%

8.3

Power & Cooling

11.0%

9.2

Platform & Features

5.0%

6.6

Design

4.0%

8.8

Connectivity & Media

7.1
GIGABYTE Radeon RX 7800 XT Gaming OC has a technical score of 7.13 points, which is higher than that of 63.8% 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%

8.9

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(840)
amazon
4.6
(409)
United States
Amazon_logo.png
4.4
(842)
Amazon_logo.png
4.6
(416)

(Reviews last updated: June 2026)

9.3
GIGABYTE Radeon RX 7800 XT Gaming OC has a user score of 9.25 points, which is higher than that of 83.1% 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.
10
GIGABYTE Radeon RX 7800 XT Gaming OC has a popularity of 10 points, which is higher than 77.9% 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%

7.3

Overall score

40.0%

8.0

Price

7.5
GIGABYTE Radeon RX 7800 XT Gaming OC has a quality-to-price ratio of 7.5 points, which is higher than 88% 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

?
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

13,801 points
GIGABYTE Radeon RX 7800 XT Gaming OC scores 13801 points in PassMark DirectCompute, which is higher than 90.3% of graphics cards and equal to 1.1% 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

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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

16 GB
GIGABYTE Radeon RX 7800 XT Gaming OC has 16 GB of VRAM, which is more than 61.4% of graphics cards and equal to 28.7% 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

GDDR6
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

GDDR6
GIGABYTE Radeon RX 7800 XT Gaming OC uses GDDR6 memory, which is newer than on 16.6% of graphics cards and equal to 39.1% 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

256 bit
GIGABYTE Radeon RX 7800 XT Gaming OC uses a 256 bit memory bus, which is wider than that of 49.5% of graphics cards and equal to that of 36.1% 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

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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

4.0
GIGABYTE Radeon RX 7800 XT Gaming OC supports PCIe 4.0, which is newer than on 22.5% of graphics cards and equal to 52% 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
GIGABYTE Radeon RX 7800 XT Gaming OC 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

12 Ultimate
GIGABYTE Radeon RX 7800 XT Gaming OC supports DirectX 12 Ultimate, which is more advanced than on 12.5% of graphics cards and equal to 87.5% of graphics cards.
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

1.3
GIGABYTE Radeon RX 7800 XT Gaming OC supports Vulkan 1.3, which is older than on 73.5% of graphics cards and equal to 22.5% 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
GIGABYTE Radeon RX 7800 XT Gaming OC 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

4
GIGABYTE Radeon RX 7800 XT Gaming OC supports up to 4 displays, which is more than 7.8% of graphics cards and equal to 89.2% 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

7680x4320
GIGABYTE Radeon RX 7800 XT Gaming OC supports a maximum digital resolution of 7680x4320, which is higher than that of 44.4% of graphics cards and equal to that of 55.6% of graphics cards.
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
GIGABYTE Radeon RX 7800 XT Gaming OC 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

2.1
GIGABYTE Radeon RX 7800 XT Gaming OC supports DisplayPort 2.1, which is more advanced than on 67.8% of graphics cards and equal to 7.8% 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

54 Gbps
GIGABYTE Radeon RX 7800 XT Gaming OC supports DisplayPort link rates up to 54 Gbps, which is faster than on 82.6% of graphics cards and equal to 4.4% 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

263 W
GIGABYTE Radeon RX 7800 XT Gaming OC has a TDP of 263 W, which is higher than that of 65.3% of graphics cards and equal to that of 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

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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

700 W
GIGABYTE Radeon RX 7800 XT Gaming OC recommends a 700 W PSU, which is higher than that of 58.6% of graphics cards and equal to that of 3.9% 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

263 W
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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

302 x 130 x 56 mm
GIGABYTE Radeon RX 7800 XT Gaming OC measures 302x130 x 56 mm, which is more compact than 89.5% of graphics cards and equal in size to 0.1% of graphics cards.
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

302 mm
GIGABYTE Radeon RX 7800 XT Gaming OC is 302 mm long, which is longer than 60.2% of graphics cards and equal in length to 0.5% 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

130 mm
GIGABYTE Radeon RX 7800 XT Gaming OC is 130 mm tall, which is taller than 54.4% of graphics cards and equal in height to 3.1% 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

3 slot/s
GIGABYTE Radeon RX 7800 XT Gaming OC occupies 3 slot/s, which is wider than 69.8% of graphics cards and equal in width to 16.6% 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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GIGABYTE Radeon RX 7800 XT Gaming OC vs the average graphics card

  • 20 more compute units
    GIGABYTE Radeon RX 7800 XT Gaming OC has more compute units than the average graphics card (60 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has more compute units than the average graphics card (60 vs 40). The average graphics card has 40 compute units.60 vs 40
  • 32 more ROPs
    GIGABYTE Radeon RX 7800 XT Gaming OC has more ROPs than the average graphics card (96 vs 64). The average graphics card has 64 ROPs.
    What it is: Total number of render output units on the GPU
    When it matters: When you want more context on pixel output capacity, especially for high-resolution play and older raster-heavy engines.

    Importance: HIGH

    GIGABYTE Radeon RX 7800 XT Gaming OC has more ROPs than the average graphics card (96 vs 64). The average graphics card has 64 ROPs.96 vs 64
  • 63.4% higher texture rate
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher texture rate than the average graphics card (615.6 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher texture rate than the average graphics card (615.6 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.615.6 GTexel/s vs 376.8 GTexel/s
  • 4 GB more VRAM
    GIGABYTE Radeon RX 7800 XT Gaming OC has more VRAM than the average graphics card (16 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has more VRAM than the average graphics card (16 GB vs 12 GB). The average graphics card has 12 GB VRAM.16 GB vs 12 GB
  • 49% higher pixel rate
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher pixel rate than the average graphics card (246.2 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
    What it is: Number of pixels the GPU can render per second
    When it matters: When you play at high resolutions or care about older raster-heavy games.

    Importance: MEDIUM

    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher pixel rate than the average graphics card (246.2 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.246.2 GPixel/s vs 165.2 GPixel/s
  • 2.6% higher boost clock speed
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher boost GPU clock than the average graphics card (2,565 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher boost GPU clock than the average graphics card (2,565 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.2565 MHz vs 2500 MHz
  • Supports ECC memory
    GIGABYTE Radeon RX 7800 XT Gaming OC supports ECC memory, the average graphics card does not.
    What it is: Supports error-correcting code memory for higher reliability
    When it matters: When stability and error correction matter more than pure gaming value.

    Importance: LOW

    GIGABYTE Radeon RX 7800 XT Gaming OC supports ECC memory, the average graphics card does not.
  • Includes dual BIOS
    GIGABYTE Radeon RX 7800 XT Gaming OC 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

    GIGABYTE Radeon RX 7800 XT Gaming OC includes dual BIOS, the average graphics card does not.
  • 20 more compute units
    GIGABYTE Radeon RX 7800 XT Gaming OC has more compute units than the average graphics card (60 vs 40). The average graphics card has 40 compute units.
  • 32 more ROPs
    GIGABYTE Radeon RX 7800 XT Gaming OC has more ROPs than the average graphics card (96 vs 64). The average graphics card has 64 ROPs.
  • 63.4% higher texture rate
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher texture rate than the average graphics card (615.6 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
  • 49% higher pixel rate
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher pixel rate than the average graphics card (246.2 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
  • 2.6% higher boost clock speed
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher boost GPU clock than the average graphics card (2,565 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
  • 56 more TMUs
    GIGABYTE Radeon RX 7800 XT Gaming OC has more TMUs than the average graphics card (240 vs 184). The average graphics card has 184 TMUs.
  • 12 more ray tracing cores
    GIGABYTE Radeon RX 7800 XT Gaming OC has more ray tracing cores than the average graphics card (60 vs 48). The average graphics card has 48 ray tracing cores.
  • 63.3% higher FP32 performance
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher FP32 performance than the average graphics card (37.3 TFLOPS vs 22.86 TFLOPS). The average graphics card has FP32 performance of 22.86 TFLOPS.
  • 2.91x higher compute score
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher compute score than the average graphics card (13,801 points vs 4,745 points). The average graphics card has a compute score of 4,745 points.
  • 2.67x higher FP16 performance
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher FP16 performance than the average graphics card (78.8 TFLOPS vs 29.5 TFLOPS). The average graphics card has FP16 performance of 29.5 TFLOPS.
  • 2.65x higher FP64 performance
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher FP64 performance than the average graphics card (1.2 TFLOPS vs 0.4651 TFLOPS). The average graphics card has FP64 performance of 0.4651 TFLOPS.
  • 4 GB more VRAM
    GIGABYTE Radeon RX 7800 XT Gaming OC has more VRAM than the average graphics card (16 GB vs 12 GB). The average graphics card has 12 GB VRAM.
  • Supports ECC memory
    GIGABYTE Radeon RX 7800 XT Gaming OC supports ECC memory, the average graphics card does not.
  • Newer DisplayPort version
    GIGABYTE Radeon RX 7800 XT Gaming OC supports a newer DisplayPort version than the average graphics card (2.1 vs 1.4a).
  • 5.4x higher DisplayPort bandwidth
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher DisplayPort bandwidth than the average graphics card (54 Gbps vs 10 Gbps). The average graphics card has DisplayPort bandwidth of 10 Gbps.
  • Includes dual BIOS
    GIGABYTE Radeon RX 7800 XT Gaming OC includes dual BIOS, the average graphics card does not.

Total
Overall
Performance
Memory
Connectivity & Media
Power & Cooling
  • No CUDA support
    GIGABYTE Radeon RX 7800 XT Gaming OC does not support CUDA, the average graphics card does.
  • 72 fewer AI cores
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer AI cores than the average graphics card (120 vs 192). The average graphics card has 192 AI cores.
  • 15.4% lower base clock speed
    GIGABYTE Radeon RX 7800 XT Gaming OC has a lower base GPU clock than the average graphics card (1,624 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
  • 87.5% smaller L2 cache
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer L2 cache than the average graphics card (4 MB vs 32 MB). The average graphics card has 32 MB L2 cache.
  • No DLSS support
    GIGABYTE Radeon RX 7800 XT Gaming OC does not support DLSS, the average graphics card does.
  • Older Vulkan version
    GIGABYTE Radeon RX 7800 XT Gaming OC supports an older Vulkan version than the average graphics card (1.3 vs 1.4).
  • Older OpenCL version
    GIGABYTE Radeon RX 7800 XT Gaming OC supports an older OpenCL version than the average graphics card (2.2 vs 3.0).
  • 1 fewer DisplayPort outputs
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer DisplayPort outputs than the average graphics card (2 vs 3). The average graphics card has 3 DisplayPort outputs.
  • 75% lower HDMI bandwidth
    GIGABYTE Radeon RX 7800 XT Gaming OC has a lower HDMI bandwidth than the average graphics card (12 Gbps vs 48 Gbps). The average graphics card has HDMI bandwidth of 48 Gbps.
  • 22.3% higher TDP
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher TDP than the average graphics card (263 W vs 215 W). The average graphics card has a TDP of 215 W.
  • 17 °C lower thermal ceiling
    GIGABYTE Radeon RX 7800 XT Gaming OC has a lower thermal ceiling than the average graphics card (110 °C vs 93 °C). The average graphics card has a thermal ceiling of 93 °C.
  • 7.7% higher PSU requirement
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher PSU requirement than the average graphics card (700 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
  • 6 dB noisier under load
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher load noise level than the average graphics card (41 dB vs 35 dB). The average graphics card has a load noise level of 35 dB.
  • 36.4% higher idle power draw
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher idle power draw than the average graphics card (15 W vs 11 W). The average graphics card has an idle power draw of 11 W.
  • 7 °C higher idle temperature
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher idle temperature than the average graphics card (45 °C vs 38 °C). The average graphics card has an idle temperature of 38 °C.
  • 1 slot/s wider design
    GIGABYTE Radeon RX 7800 XT Gaming OC occupies more slots than the average graphics card (3 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.
  • 16.63 mm longer card length
    GIGABYTE Radeon RX 7800 XT Gaming OC is longer than the average graphics card (302 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
  • No CUDA support
    GIGABYTE Radeon RX 7800 XT Gaming OC does not support CUDA, the average graphics card does.
    What it is: Supports CUDA parallel computing platform
    When it matters: When your apps or AI tools specifically depend on the CUDA software stack.

    Importance: MEDIUM

    GIGABYTE Radeon RX 7800 XT Gaming OC does not support CUDA, the average graphics card does.
  • No DLSS support
    GIGABYTE Radeon RX 7800 XT Gaming OC does not support DLSS, the average graphics card does.
    What it is: Supports NVIDIA DLSS upscaling technology
    When it matters: When you play NVIDIA-supported games and want better frame rates at higher settings.

    Importance: LOW

    GIGABYTE Radeon RX 7800 XT Gaming OC does not support DLSS, the average graphics card does.
  • 1 slot/s wider design
    GIGABYTE Radeon RX 7800 XT Gaming OC occupies more slots than the average graphics card (3 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

    GIGABYTE Radeon RX 7800 XT Gaming OC occupies more slots than the average graphics card (3 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.3 slot/s vs 2 slot/s
  • 72 fewer AI cores
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer AI cores than the average graphics card (120 vs 192). The average graphics card has 192 AI cores.
    What it is: Number of tensor or AI processing cores
    When it matters: When AI features, frame generation, or creator tools use dedicated matrix hardware.

    Importance: MEDIUM

    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer AI cores than the average graphics card (120 vs 192). The average graphics card has 192 AI cores.120 vs 192
  • 1 fewer DisplayPort outputs
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer DisplayPort outputs than the average graphics card (2 vs 3). The average graphics card has 3 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer DisplayPort outputs than the average graphics card (2 vs 3). The average graphics card has 3 DisplayPort outputs.2 vs 3
  • 15.4% lower base clock speed
    GIGABYTE Radeon RX 7800 XT Gaming OC has a lower base GPU clock than the average graphics card (1,624 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has a lower base GPU clock than the average graphics card (1,624 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.1624 MHz vs 1920 MHz
  • 87.5% smaller L2 cache
    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer L2 cache than the average graphics card (4 MB vs 32 MB). The average graphics card has 32 MB L2 cache.
    What it is: Total size of the GPU’s L2 cache memory
    When it matters: When cache size can help the GPU feed data faster in demanding scenes.

    Importance: LOW

    GIGABYTE Radeon RX 7800 XT Gaming OC has fewer L2 cache than the average graphics card (4 MB vs 32 MB). The average graphics card has 32 MB L2 cache.4 MB vs 32 MB
  • 22.3% higher TDP
    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher TDP than the average graphics card (263 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

    GIGABYTE Radeon RX 7800 XT Gaming OC has a higher TDP than the average graphics card (263 W vs 215 W). The average graphics card has a TDP of 215 W.263 W vs 215 W
Total
Performance
Memory
Platform & Features
Connectivity & Media
Power & Cooling
Design

Graphic comparison of GIGABYTE Radeon RX 7800 XT Gaming OC and

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Third-party reviews

United Kingdom
amazon
4.6
840 Reviews
amazon
4.6
409 Reviews
United States
Amazon_logo.png
4.4
842 Reviews
Amazon_logo.png
4.6
416 Reviews

(Reviews last updated: June 2026)

What customers like about GIGABYTE Radeon RX 7800 XT Gaming OC?

  • High out-of-the-box performance with one of the highest factory overclocks for its chip
  • Excellent cooling performance thanks to the large Windforce triple-fan heatsink
  • Generous 16GB of VRAM provides great headroom for 1440p and some 4K gaming
  • Zero RPM fan mode ensures absolute silence during light tasks or low-demand gaming
  • Robust build quality including a sturdy metal backplate that helps prevent GPU sag
  • Dual BIOS switch allows users to easily toggle between 'OC' and 'Silent' modes

What customers dislike about GIGABYTE Radeon RX 7800 XT Gaming OC?

  • Default fan curve can be extremely loud out of the box, often requiring manual adjustment
  • Large physical dimensions (over 30cm long and almost 3 slots thick) may not fit in smaller cases
  • Noticeable bearing noise from the fans reported by some users even at low speeds
  • Higher power draw compared to reference models and NVIDIA competitors
  • Ray tracing performance is moderate and lags significantly behind comparable NVIDIA cards

Expert reviews

K
kitguru.net
15/09/2023
Gigabyte RX 7800 XT Gaming OC Review | KitGuru

The KitGuru review of the Gigabyte RX 7800 XT Gaming OC highlights it as a highly capable Navi 32-based graphics card targeted at 1440p gaming. Launching at £529, the card stands out for featuring the most aggressive factory overclock tested by the publication at the time, boosting the GPU clock up to 2565MHz right out of the box regardless of the chosen BIOS profile. Structurally,...Read more

H
hardwareand.co
02/11/2023
Test • Radeon GIGABYTE RX 7800 XT Gaming OC HardwareCooking

The GIGABYTE Radeon RX 7800 XT Gaming OC review describes the graphics card as a reliable, cleanly finished 1440p (QHD) gaming solution that stands out for its highly distinct dual BIOS performance profiles. Measuring 30 cm in length and taking up 2.7 slots, the card is wrapped in high-quality, rigid black plastic with a robust metal backplate for structural stiffness, featuring a...Read more

(Translated)Show original
P
profesionalreview.com
20/09/2023
Gigabyte RX 7800 XT Gaming OC 16G Review en Español (Análisis completo)

This review evaluates the Gigabyte RX 7800 XT Gaming OC 16G, a custom graphics card praised for its stable performance, excellent manufacturing quality, and competitive pricing relative to its Nvidia counterparts. Featuring a massive Windforce 3X cooling system with three 90mm axial fans and a dual BIOS switch, the card maintains exceptional thermal efficiency, topping out at a cool...Read more

(Translated)Show original

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