AMD Radeon RX 7900 XT vs AMD Radeon RX 7700 XT

Compare AMD Radeon RX 7900 XT 20 GB vs AMD Radeon RX 7700 XT 12 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

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Specifications
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AMD Radeon RX 7700 XT

Price

The cheapest price from our partner retailers

$ 679.99

$ 399.99

$ 280.00 significantly less expensive

Benchmark Score

Overall Score

General gaming and workstation score

19220 points

51% significantly better overall score

12665 points

Flux Core frame rate

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

393 FPS

126 FPS significantly higher Flux Core frame rate

267 FPS

Electron frame rate

Randomly generated noise sphere test

273 FPS

95 FPS significantly higher Electron frame rate

178 FPS

City frame rate

Procedurally generated city scene with voxel rendering

362 FPS

116 FPS significantly higher City frame rate

245 FPS

Clouds frame rate

Real-time noise calculation and ray marching test

158 FPS

54 FPS significantly higher Clouds frame rate

104 FPS

Free GPU Benchmark

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Other Benchmarks

3DMark Graphics score

High-end graphics benchmark

5616 points

69% significantly higher 3DMark Graphics score

3316 points

Blender score

Cycles Render (Samples per minute)

3540.90 points

68% significantly higher Blender score

2098.98 points

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

187759 points

47% significantly higher Geekbench 6 (OpenCL) score

127642 points

Geekbench 6 (Vulkan) score

Vulkan compute benchmark

213258 points

49% significantly higher Geekbench 6 (Vulkan) score

142477 points

Specifications

Core Clock Speed

Nominal chip frequency

1800 MHz

Identical

1800 MHz

Boost Clock Speed

Higher turbo frequency when power conditions are met

2400 MHz

2544 MHz

6% slightly higher boost clock speed

Memory

Onboard memory size for textures and vertices

20 GiB

66% significantly more memory

12 GiB

Memory Bus Width

Number of parallel lines to the memory chips

384 Bit

100% significantly larger memory bus width

192 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

800 GB/s

85% significantly higher memory bandwidth

432 GB/s

TDP

Thermal Design Power: Measure of heat generated by the GPU

315 W

245 W

28% slightly lower TDP

Pixel Rate

Number of pixels that can be rendered per second

460 Gigapixels/s

88% significantly higher pixel rate

244 Gigapixels/s

Texture Rate

Number of textured pixels that can be rendered per second

810 Gigatexels/s

47% significantly higher texture rate

550 Gigatexels/s

Floating Point Performance

Raw number of floating point operations per second

54.07 TFLOPS

200% significantly better floating point performance

18.02 TFLOPS

Shading Units

Number of processors dedicated to shader processing

12288

200% significantly more shading units

4096

Texture Mapping Units

Number of processors dedicated to applying textures

768

255% significantly more texture mapping units

216

Render Output Processors

Number of processors dedicated to final pixel rendering

192

100% significantly more render output processors

Other details

Rank

Ranking in the hardwareDB database

10th of 586

29th of 586

Family

The product line

Radeon RX 7000 Series

Release date

The official date of release of this chip

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 RX 7900 XT vs Radeon RX 7700 XT benchmarks

According to the hardwareDB Benchmark, the Radeon RX 7900 XT GPU is faster than the Radeon RX 7700 XT in gaming.

By comparing the spec sheets, both the Radeon RX 7900 XT and the Radeon RX 7700 XT have the same base clock speed. Despite this, the Radeon RX 7700 XT has a slightly higher boost clock speed. The boost clock speed is the frequency that the GPU core can reach if the temperature is low enough. The allows for higher performance in certain scenarios.

As stated by the manufacturer, the Radeon RX 7900 XT has significantly more memory with 20 GiB of memory compared to 12 GiB. Memory size doesn't directly affect performance, but too little memory will certainly degrade gaming performance.

In addition, the Radeon RX 7700 XT has a slightly lower TDP at 245 W when compared to the Radeon RX 7900 XT at 315 W. This is not a measure of performance, but rather the amount of heat generated by the chip when running at its highest speed.

According to the results of the hardwareDB benchmark utility, the Radeon RX 7900 XT is faster than the Radeon RX 7700 XT.