NVIDIA CMP 40HX vs AMD Radeon RX 7900 XT

VS

NVIDIA CMP 40HX

AMD Radeon RX 7900 XT

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 20GB VRAM Radeon RX 7900 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 7900 XT 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 45% (2394MHz vs 1650MHz)

More VRAM (20GB vs 8GB)

Larger VRAM bandwidth (800.0GB/s vs 448.0GB/s)

3072 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 40HX

7.603 TFLOPS

Radeon RX 7900 XT +577%

51.48 TFLOPS

Blender

CMP 40HX

1294

Radeon RX 7900 XT +201%

3905

CMP 40HX

VS

Radeon RX 7900 XT

Graphics Card

Feb 2021

Release Date

Nov 2022

Mining GPUs

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1470 MHz

Base Clock

1387 MHz

1650 MHz

Boost Clock

2394 MHz

1750 MHz

Memory Clock

2500 MHz

Memory

8GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

320bit

448.0GB/s

Bandwidth

800.0GB/s

Render Config

-

Compute Units

84

36

SM Count

-

2304

Shading Units

5376

144

TMUs

336

64

ROPs

192

288

Tensor Cores

-

36

RT Cores

84

64 KB (per SM)

L1 Cache

256 KB per Array

4 MB

L2 Cache

6 MB

-

L3 Cache

80 MB

Theoretical Performance

105.6 GPixel/s

Pixel Rate

459.6 GPixel/s

237.6 GTexel/s

Texture Rate

804.4 GTexel/s

15.21 TFLOPS

FP16 (half)

103.0 TFLOPS

7.603 TFLOPS

FP32 (float)

51.48 TFLOPS

237.6 GFLOPS

FP64 (double)

1.609 TFLOPS

Board Design

185W

TDP

300W

450 W

Suggested PSU

700 W

No outputs

Outputs

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

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

TU106

GPU Name

Navi 31

TU106-100-A1

GPU Variant

Navi 31 XT (215-145000156)

Turing

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

12 nm

Process Size

5 nm

10.8 billion

Transistors

57.7 billion

445 mm²

Die Size

529 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.7

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