NVIDIA CMP 70HX vs NVIDIA GeForce GT 640 OEM Rebrand

VS

NVIDIA CMP 70HX

NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Released 8 years and 9 months late

Boost Clock1395MHz

More VRAM (8GB vs 1536GB)

Larger VRAM bandwidth (608.3GB/s vs 38.40GB/s)

3696 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 70HX +2480%

10.71 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

CMP 70HX

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Jan 2021

Release Date

Apr 2012

Mining GPUs

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1395 MHz

Boost Clock

-

1188 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

1536MB

GDDR6X

Memory Type

DDR3

256bit

Memory Bus

192bit

608.3GB/s

Bandwidth

38.40GB/s

Render Config

-

30

SM Count

3

3840

Shading Units

144

120

TMUs

24

64

ROPs

24

120

Tensor Cores

-

30

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

384 KB

-

Theoretical Performance

89.28 GPixel/s

Pixel Rate

4.320 GPixel/s

167.4 GTexel/s

Texture Rate

17.28 GTexel/s

10.71 TFLOPS

FP16 (half)

-

10.71 TFLOPS

FP32 (float)

414.7 GFLOPS

167.4 GFLOPS

FP64 (double)

34.56 GFLOPS

Board Design

Unknown

TDP

75W

200 W

Suggested PSU

250 W

No outputs

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 12-pin

Power Connectors

None

Graphics Processor

GA104

GPU Name

GF116

GA104-100-A1

GPU Variant

GF116-150-A1

Ampere

Architecture

Fermi 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

1.17 billion

392 mm²

Die Size

238 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

2.1

6.8

Shader Model

5.1

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