NVIDIA CMP 40HX vs AMD Radeon RX 6800

VS

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Lower TDP (185W vs 250W)

AMD Radeon RX 6800 's Advantages

Boost Clock has increased by 28% (2105MHz vs 1650MHz)

More VRAM (16GB vs 8GB)

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

1536 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 40HX

7.603 TFLOPS

Radeon RX 6800 +112%

16.17 TFLOPS

CMP 40HX

VS

Radeon RX 6800

Graphics Card

Feb 2021

Release Date

Oct 2020

Mining GPUs

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1470 MHz

Base Clock

1700 MHz

1650 MHz

Boost Clock

2105 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

512.0GB/s

Render Config

36

SM Count

-

Compute Units

60

2304

Shading Units

3840

144

TMUs

240

64

ROPs

96

288

Tensor Cores

-

36

RT Cores

60

64 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

105.6 GPixel/s

Pixel Rate

202.1 GPixel/s

237.6 GTexel/s

Texture Rate

505.2 GTexel/s

15.21 TFLOPS

FP16 (half)

32.33 TFLOPS

7.603 TFLOPS

FP32 (float)

16.17 TFLOPS

237.6 GFLOPS

FP64 (double)

1010 GFLOPS

Graphics Processor

TU106

GPU Name

Navi 21

TU106-100-A1

GPU Variant

Navi 21 XL (215-121000187)

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

10.8 billion

Transistors

26.8 billion

445 mm²

Die Size

520 mm²

Board Design

185W

TDP

250W

450 W

Suggested PSU

600 W

No outputs

Outputs

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

1x 8-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

7.5

CUDA

-

6.6

Shader Model

6.5

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