AMD Radeon Vega 8 vs AMD Radeon RX 7900 XTX

Compare AMD Radeon Vega 8 vs AMD Radeon RX 7900 XTX 24 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

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Specifications
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Benchmark Score

Overall Score

General gaming and workstation score

593 points

24895 points

4098% significantly better overall score

Flux Core frame rate

Volumetric ray casting test, a computationally expensive method of rendering high-quality scenes

13 FPS

529 FPS

516 FPS significantly higher Flux Core frame rate

Electron frame rate

Randomly generated noise sphere test

10 FPS

351 FPS

340 FPS significantly higher Electron frame rate

City frame rate

Procedurally generated city scene with voxel rendering

12 FPS

477 FPS

466 FPS significantly higher City frame rate

Clouds frame rate

Real-time noise calculation and ray marching test

5 FPS

207 FPS

202 FPS significantly higher Clouds frame rate

Free GPU Benchmark

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Other Benchmarks

3DMark Graphics score

High-end graphics benchmark

1426 points

6837 points

379% significantly higher 3DMark Graphics score

Blender score

Cycles Render (Samples per minute)

88.64 points

4050.95 points

4470% significantly higher Blender score

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

9296 points

212685 points

2187% significantly higher Geekbench 6 (OpenCL) score

Geekbench 6 (Vulkan) score

Vulkan compute benchmark

11397 points

238996 points

1997% significantly higher Geekbench 6 (Vulkan) score

Specifications

Core Clock Speed

Nominal chip frequency

300 MHz

1855 MHz

518% significantly higher core clock speed

Boost Clock Speed

Higher turbo frequency when power conditions are met

2000 MHz

2500 MHz

25% slightly higher boost clock speed

TDP

Thermal Design Power: Measure of heat generated by the GPU

45 W

688% significantly lower TDP

355 W

Pixel Rate

Number of pixels that can be rendered per second

16 Gigapixels/s

480 Gigapixels/s

2900% significantly higher pixel rate

Texture Rate

Number of textured pixels that can be rendered per second

64 Gigatexels/s

960 Gigatexels/s

1399% significantly higher texture rate

Floating Point Performance

Raw number of floating point operations per second

2.05 TFLOPS

61.42 TFLOPS

2899% significantly better floating point performance

Shading Units

Number of processors dedicated to shader processing

512

6144

1100% significantly more shading units

Texture Mapping Units

Number of processors dedicated to applying textures

384

1100% significantly more texture mapping units

Render Output Processors

Number of processors dedicated to final pixel rendering

192

2299% significantly more render output processors

Other details

Rank

Ranking in the hardwareDB database

309th of 586

3rd of 586

Family

The product line

Radeon RX 7000 Series

Release date

The official date of release of this chip

2021 January

2022 December

Memory Type

The type of memory used by this chip

GDDR6

DirectX Support

Maximum version of DirectX supported

12.0

OpenGL Support

Maximum version of OpenGL supported

4.6

Radeon Vega 8 vs Radeon RX 7900 XTX comparison

For gaming, the Radeon RX 7900 XTX graphics card is better than the Radeon Vega 8 in our tests.

The Radeon RX 7900 XTX has a significantly higher core clock speed. This is the frequency at which the graphics core is running at. While not necessarily an indicator of overall performance, this metric can be useful when comparing two GPUs based on the same architecture. In addition, the Radeon RX 7900 XTX also has a slightly higher boost clock speed. This is a frequency that can be reached if the GPU is cooled sufficiently and has enough power.

In addition, the Radeon Vega 8 has a significantly lower TDP at 45 W when compared to the Radeon RX 7900 XTX at 355 W. Heat output doesn't match power consumption directly but, it's a good estimate.

In conclusion, all specs and GPU benchmarks considered, will recommend the Radeon RX 7900 XTX over the Radeon Vega 8.