NVIDIA CMP 70HX vs AMD Radeon RX 6900 XT

VS

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Larger VRAM bandwidth (608.3GB/s vs 512.0GB/s)

1024 additional rendering cores

AMD Radeon RX 6900 XT 's Advantages

Boost Clock has increased by 61% (2250MHz vs 1395MHz)

More VRAM (16GB vs 8GB)

Score

Benchmark

FP32 (float)

CMP 70HX

17.14 TFLOPS

Radeon RX 6900 XT +34%

23.04 TFLOPS

CMP 70HX

VS

Radeon RX 6900 XT

Graphics Card

Jan 2021

Release Date

Oct 2020

Mining GPUs

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1365 MHz

Base Clock

1825 MHz

1395 MHz

Boost Clock

2250 MHz

1188 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

256bit

Memory Bus

256bit

608.3GB/s

Bandwidth

512.0GB/s

Render Config

48

SM Count

-

Compute Units

80

6144

Shading Units

5120

192

TMUs

320

96

ROPs

128

192

Tensor Cores

-

48

RT Cores

80

128 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

133.9 GPixel/s

Pixel Rate

288.0 GPixel/s

267.8 GTexel/s

Texture Rate

720.0 GTexel/s

17.14 TFLOPS

FP16 (half)

46.08 TFLOPS

17.14 TFLOPS

FP32 (float)

23.04 TFLOPS

267.8 GFLOPS

FP64 (double)

1440 GFLOPS

Graphics Processor

GA104

GPU Name

Navi 21

GA104-100-A1

GPU Variant

Navi 21 XTX (215-121000167)

Ampere

Architecture

RDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

17.4 billion

Transistors

26.8 billion

392 mm²

Die Size

520 mm²

Board Design

Unknown

TDP

300W

200 W

Suggested PSU

700 W

No outputs

Outputs

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

1x 12-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.6

CUDA

-

6.7

Shader Model

6.5

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