AMD Radeon Pro W6800X vs AMD Radeon RX 6900 XTX

VS

AMD Radeon Pro W6800X AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 16GB VRAM Radeon RX 6900 XTX 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 16GB)

Lower TDP (200W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 17% (2435MHz vs 2087MHz)

Larger VRAM bandwidth (576.0GB/s vs 512.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6800X

16.03 TFLOPS

Radeon RX 6900 XTX +55%

24.93 TFLOPS

Radeon Pro W6800X

VS

Radeon RX 6900 XTX

Graphics Card

Aug 2021

Release Date

Unknown

Radeon Pro Mac

Generation

Navi II

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

2075 MHz

2087 MHz

Boost Clock

2435 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

32GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

-

60

Compute Units

80

3840

Shading Units

5120

240

TMUs

320

96

ROPs

128

-

Tensor Cores

-

60

RT Cores

80

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

200.4 GPixel/s

Pixel Rate

311.7 GPixel/s

500.9 GTexel/s

Texture Rate

779.2 GTexel/s

32.06 TFLOPS

FP16 (half)

49.87 TFLOPS

16.03 TFLOPS

FP32 (float)

24.93 TFLOPS

1002 GFLOPS

FP64 (double)

1.558 TFLOPS

Graphics Processor

Navi 21

GPU Name

Navi 21

Navi 21 Pro-XLA

GPU Variant

Navi 21 XTXH (215-121000247)

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

26.8 billion

Transistors

26.8 billion

520 mm²

Die Size

520 mm²

Board Design

200W

TDP

330W

550 W

Suggested PSU

700 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Apple MPX

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.5

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