NVIDIA CMP 40HX vs AMD Radeon RX 6800 XT

VS

NVIDIA CMP 40HX

AMD Radeon RX 6800 XT

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 16GB VRAM Radeon RX 6800 XT 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 300W)

AMD Radeon RX 6800 XT 's Advantages

Boost Clock has increased by 36% (2250MHz vs 1650MHz)

More VRAM (16GB vs 8GB)

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

2304 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 40HX

7.603 TFLOPS

Radeon RX 6800 XT +172%

20.74 TFLOPS

Blender

CMP 40HX

1294

Radeon RX 6800 XT +104%

2650

CMP 40HX

VS

Radeon RX 6800 XT

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

1825 MHz

1650 MHz

Boost Clock

2250 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

-

Compute Units

72

36

SM Count

-

2304

Shading Units

4608

144

TMUs

288

64

ROPs

128

288

Tensor Cores

-

36

RT Cores

72

64 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

105.6 GPixel/s

Pixel Rate

288.0 GPixel/s

237.6 GTexel/s

Texture Rate

648.0 GTexel/s

15.21 TFLOPS

FP16 (half)

41.47 TFLOPS

7.603 TFLOPS

FP32 (float)

20.74 TFLOPS

237.6 GFLOPS

FP64 (double)

1296 GFLOPS

Board Design

185W

TDP

300W

450 W

Suggested PSU

700 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 Processor

TU106

GPU Name

Navi 21

TU106-100-A1

GPU Variant

Navi 21 XT (215-121000177)

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

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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