AMD Radeon Pro W6800X vs NVIDIA CMP 40HX

VS

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X 's Advantages

Released 6 months late

Boost Clock has increased by 26% (2087MHz vs 1650MHz)

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 448.0GB/s)

1536 additional rendering cores

NVIDIA CMP 40HX 's Advantages

Lower TDP (185W vs 200W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X +110%

16.03 TFLOPS

CMP 40HX

7.603 TFLOPS

Blender

Radeon Pro W6800X +12%

1455

CMP 40HX

1294

Radeon Pro W6800X

VS

CMP 40HX

Graphics Card

Aug 2021

Release Date

Feb 2021

Radeon Pro Mac

Generation

Mining GPUs

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

1470 MHz

2087 MHz

Boost Clock

1650 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

32GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

36

60

Compute Units

-

3840

Shading Units

2304

240

TMUs

144

96

ROPs

64

-

Tensor Cores

288

60

RT Cores

36

128 KB per Array

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

4 MB

Theoretical Performance

200.4 GPixel/s

Pixel Rate

105.6 GPixel/s

500.9 GTexel/s

Texture Rate

237.6 GTexel/s

32.06 TFLOPS

FP16 (half)

15.21 TFLOPS

16.03 TFLOPS

FP32 (float)

7.603 TFLOPS

1002 GFLOPS

FP64 (double)

237.6 GFLOPS

Graphics Processor

Navi 21

GPU Name

TU106

Navi 21 Pro-XLA

GPU Variant

TU106-100-A1

RDNA 2.0

Architecture

Turing

TSMC

Foundry

TSMC

7 nm

Process Size

12 nm

26.8 billion

Transistors

10.8 billion

520 mm²

Die Size

445 mm²

Board Design

200W

TDP

185W

550 W

Suggested PSU

450 W

1x HDMI 2.1 4x Thunderbolt

Outputs

No outputs

Apple MPX

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.7

Shader Model

6.6

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