NVIDIA CMP 70HX vs NVIDIA GeForce GT 640 Rev. 2

VS

NVIDIA CMP 70HX NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 70HX 's Advantages

Released 7 years and 8 months late

Boost Clock1395MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (608.3GB/s vs 40.06GB/s)

5760 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 70HX +2034%

17.14 TFLOPS

GeForce GT 640 Rev. 2

0.803 TFLOPS

CMP 70HX

VS

GeForce GT 640 Rev. 2

Graphics Card

Jan 2021

Release Date

May 2013

Mining GPUs

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

1365 MHz

Base Clock

-

1395 MHz

Boost Clock

-

1188 MHz

Memory Clock

1252 MHz

Memory

8GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

64bit

608.3GB/s

Bandwidth

40.06GB/s

Render Config

48

SM Count

-

Compute Units

-

6144

Shading Units

384

192

TMUs

32

96

ROPs

8

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

512 KB

Theoretical Performance

133.9 GPixel/s

Pixel Rate

8.368 GPixel/s

267.8 GTexel/s

Texture Rate

33.47 GTexel/s

17.14 TFLOPS

FP16 (half)

-

17.14 TFLOPS

FP32 (float)

803.3 GFLOPS

267.8 GFLOPS

FP64 (double)

33.47 GFLOPS

Graphics Processor

GA104

GPU Name

GK208

GA104-100-A1

GPU Variant

GK208-400-A1

Ampere

Architecture

Kepler 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

1.02 billion

392 mm²

Die Size

87 mm²

Board Design

Unknown

TDP

49W

200 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 12-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.5

6.7

Shader Model

5.1

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