AMD Radeon Pro W6800X vs AMD Radeon RX 7900 XT

VS

AMD Radeon Pro W6800X

AMD Radeon RX 7900 XT

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 20GB VRAM Radeon RX 7900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X 's Advantages

More VRAM (32GB vs 20GB)

Lower TDP (200W vs 300W)

AMD Radeon RX 7900 XT 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 15% (2394MHz vs 2087MHz)

Larger VRAM bandwidth (800.0GB/s vs 512.0GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6800X

16.03 TFLOPS

Radeon RX 7900 XT +221%

51.48 TFLOPS

Blender

Radeon Pro W6800X

1420

Radeon RX 7900 XT +175%

3905

Radeon Pro W6800X

VS

Radeon RX 7900 XT

Graphics Card

Aug 2021

Release Date

Nov 2022

Radeon Pro Mac

Generation

Navi III

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1387 MHz

2087 MHz

Boost Clock

2394 MHz

2000 MHz

Memory Clock

2500 MHz

Memory

32GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

320bit

512.0GB/s

Bandwidth

800.0GB/s

Render Config

60

Compute Units

84

-

3840

Shading Units

5376

240

TMUs

336

96

ROPs

192

-

60

RT Cores

84

128 KB per Array

L1 Cache

256 KB per Array

4 MB

L2 Cache

6 MB

128 MB

L3 Cache

80 MB

Theoretical Performance

200.4 GPixel/s

Pixel Rate

459.6 GPixel/s

500.9 GTexel/s

Texture Rate

804.4 GTexel/s

32.06 TFLOPS

FP16 (half)

103.0 TFLOPS

16.03 TFLOPS

FP32 (float)

51.48 TFLOPS

1002 GFLOPS

FP64 (double)

1.609 TFLOPS

Board Design

200W

TDP

300W

550 W

Suggested PSU

700 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Apple MPX

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

Navi 31

Navi 21 Pro-XLA

GPU Variant

Navi 31 XT (215-145000156)

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

57.7 billion

520 mm²

Die Size

529 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

-

6.7

Shader Model

6.7

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