AMD Radeon RX 6800 XT vs AMD Radeon Pro W6900X

VS

AMD Radeon RX 6800 XT AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Boost Clock has increased by 5% (2250MHz vs 2150MHz)

AMD Radeon Pro W6900X 's Advantages

Released 10 months late

More VRAM (32GB vs 16GB)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT

20.74 TFLOPS

Radeon Pro W6900X +6%

22.02 TFLOPS

Blender

Radeon RX 6800 XT +32%

2647

Radeon Pro W6900X

1998

Radeon RX 6800 XT

VS

Radeon Pro W6900X

Graphics Card

Oct 2020

Release Date

Aug 2021

Navi II

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1825 MHz

2250 MHz

Boost Clock

2150 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

32GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

72

Compute Units

80

4608

Shading Units

5120

288

TMUs

320

128

ROPs

128

-

Tensor Cores

-

72

RT Cores

80

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

275.2 GPixel/s

648.0 GTexel/s

Texture Rate

688.0 GTexel/s

41.47 TFLOPS

FP16 (half)

44.03 TFLOPS

20.74 TFLOPS

FP32 (float)

22.02 TFLOPS

1296 GFLOPS

FP64 (double)

1376 GFLOPS

Graphics Processor

Navi 21

GPU Name

Navi 21

Navi 21 XT (215-121000177)

GPU Variant

Navi 21 Pro-XTA

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

300W

TDP

300W

700 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 4x Thunderbolt

2x 8-pin

Power Connectors

None

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

-

6.5

Shader Model

6.5

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