NVIDIA GeForce RTX 4080 vs NVIDIA CMP 40HX

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We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 52% (2505MHz vs 1650MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (716.8GB/s vs 448.0GB/s)

7424 additional rendering cores

NVIDIA CMP 40HX 's Advantages

Lower TDP (185W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 +541%

48.74 TFLOPS

CMP 40HX

7.603 TFLOPS

GeForce RTX 4080

VS

CMP 40HX

Graphics Card

Sep 2022

Release Date

Feb 2021

GeForce 40

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2205 MHz

Base Clock

1470 MHz

2505 MHz

Boost Clock

1650 MHz

1400 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

8GB

GDDR6X

Memory Type

GDDR6

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

448.0GB/s

Render Config

76

SM Count

36

-

Compute Units

-

9728

Shading Units

2304

304

TMUs

144

112

ROPs

64

304

Tensor Cores

288

76

RT Cores

36

128 KB (per SM)

L1 Cache

64 KB (per SM)

64 MB

L2 Cache

4 MB

Theoretical Performance

280.6 GPixel/s

Pixel Rate

105.6 GPixel/s

761.5 GTexel/s

Texture Rate

237.6 GTexel/s

48.74 TFLOPS

FP16 (half)

15.21 TFLOPS

48.74 TFLOPS

FP32 (float)

7.603 TFLOPS

761.5 GFLOPS

FP64 (double)

237.6 GFLOPS

Graphics Processor

AD103

GPU Name

TU106

AD103-300-A1

GPU Variant

TU106-100-A1

Ada Lovelace

Architecture

Turing

TSMC

Foundry

TSMC

5 nm

Process Size

12 nm

45.9 billion

Transistors

10.8 billion

379 mm²

Die Size

445 mm²

Board Design

320W

TDP

185W

700 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 16-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

7.5

6.7

Shader Model

6.6

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