AMD Radeon Pro W6900X vs NVIDIA CMP 90HX

VS

AMD Radeon Pro W6900X

NVIDIA CMP 90HX

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 10GB VRAM CMP 90HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

Boost Clock has increased by 26% (2150MHz vs 1710MHz)

More VRAM (32GB vs 10GB)

Lower TDP (300W vs 320W)

NVIDIA CMP 90HX 's Advantages

Larger VRAM bandwidth (760.3GB/s vs 512.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6900X

22.02 TFLOPS

CMP 90HX

21.89 TFLOPS

Radeon Pro W6900X

VS

CMP 90HX

Graphics Card

Aug 2021

Release Date

Jul 2021

Radeon Pro Mac

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1500 MHz

2150 MHz

Boost Clock

1710 MHz

2000 MHz

Memory Clock

1188 MHz

Memory

32GB

Memory Size

10GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

320bit

512.0GB/s

Bandwidth

760.3GB/s

Render Config

80

Compute Units

-

SM Count

50

5120

Shading Units

6400

320

TMUs

200

128

ROPs

80

-

Tensor Cores

200

80

RT Cores

50

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

5 MB

128 MB

L3 Cache

-

Theoretical Performance

275.2 GPixel/s

Pixel Rate

136.8 GPixel/s

688.0 GTexel/s

Texture Rate

342.0 GTexel/s

44.03 TFLOPS

FP16 (half)

21.89 TFLOPS

22.02 TFLOPS

FP32 (float)

21.89 TFLOPS

1376 GFLOPS

FP64 (double)

342.0 GFLOPS

Board Design

300W

TDP

320W

700 W

Suggested PSU

700 W

1x HDMI 2.1 4x Thunderbolt

Outputs

No outputs

None

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

GA102

Navi 21 Pro-XTA

GPU Variant

GA102-100-A1

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

26.8 billion

Transistors

28.3 billion

520 mm²

Die Size

628 mm²

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

8.6

6.5

Shader Model

6.6

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