AMD Radeon Pro W6900X vs AMD Radeon RX 7800 XT

VS

AMD Radeon Pro W6900X

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

More VRAM (32GB vs 16GB)

1280 additional rendering cores

AMD Radeon RX 7800 XT 's Advantages

Released 2 years late

Boost Clock has increased by 13% (2430MHz vs 2150MHz)

Larger VRAM bandwidth (624.1GB/s vs 512.0GB/s)

Lower TDP (263W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X

22.02 TFLOPS

Radeon RX 7800 XT +69%

37.32 TFLOPS

Blender

Radeon Pro W6900X

2193

Radeon RX 7800 XT +20%

2652

Radeon Pro W6900X

VS

Radeon RX 7800 XT

Graphics Card

Aug 2021

Release Date

Aug 2023

Radeon Pro Mac

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1295 MHz

2150 MHz

Boost Clock

2430 MHz

2000 MHz

Memory Clock

2438 MHz

Memory

32GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

624.1GB/s

Render Config

80

Compute Units

60

-

5120

Shading Units

3840

320

TMUs

240

128

ROPs

96

-

80

RT Cores

60

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

128 MB

L3 Cache

64 MB

Theoretical Performance

275.2 GPixel/s

Pixel Rate

233.3 GPixel/s

688.0 GTexel/s

Texture Rate

583.2 GTexel/s

44.03 TFLOPS

FP16 (half)

74.65 TFLOPS

22.02 TFLOPS

FP32 (float)

37.32 TFLOPS

1376 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

300W

TDP

263W

700 W

Suggested PSU

600 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

None

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

Navi 32

Navi 21 Pro-XTA

GPU Variant

Navi 32 XT (215-180000006)

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

28.1 billion

520 mm²

Die Size

346 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.5

Shader Model

6.7

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