AMD Radeon Pro W6400 vs AMD Radeon RX 6800

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 11% (2331MHz vs 2105MHz)

Lower TDP (50W vs 250W)

AMD Radeon RX 6800 's Advantages

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 112.0GB/s)

3072 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6400

3.58 TFLOPS

Radeon RX 6800 +351%

16.17 TFLOPS

Shadow of the Tomb Raider 2160p

Radeon Pro W6400

8

Radeon RX 6800 +712%

65

Shadow of the Tomb Raider 1440p

Radeon Pro W6400

20

Radeon RX 6800 +485%

117

Shadow of the Tomb Raider 1080p

Radeon Pro W6400

35

Radeon RX 6800 +380%

168

Radeon Pro W6400

VS

Radeon RX 6800

Graphics Card

Jan 2022

Release Date

Oct 2020

Radeon Pro

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x16

Clock Speeds

2331 MHz

Base Clock

1700 MHz

2331 MHz

Boost Clock

2105 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

256bit

112.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

12

Compute Units

60

768

Shading Units

3840

48

TMUs

240

32

ROPs

96

-

Tensor Cores

-

12

RT Cores

60

128 KB per Array

L1 Cache

128 KB per Array

1024 KB

L2 Cache

4 MB

Theoretical Performance

74.59 GPixel/s

Pixel Rate

202.1 GPixel/s

111.9 GTexel/s

Texture Rate

505.2 GTexel/s

7.161 TFLOPS

FP16 (half)

32.33 TFLOPS

3.580 TFLOPS

FP32 (float)

16.17 TFLOPS

223.8 GFLOPS

FP64 (double)

1010 GFLOPS

Graphics Processor

Navi 24

GPU Name

Navi 21

Navi 24 XL-W

GPU Variant

Navi 21 XL (215-121000187)

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

5.4 billion

Transistors

26.8 billion

107 mm²

Die Size

520 mm²

Board Design

50W

TDP

250W

250 W

Suggested PSU

600 W

2x DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.5

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