NVIDIA CMP 170HX vs NVIDIA GeForce GT 640 Rev. 2

VS

NVIDIA CMP 170HX

NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 16GB VRAM CMP 170HX 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 170HX 's Advantages

Released 8 years and 4 months late

Boost Clock1410MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (1493GB/s vs 40.06GB/s)

4096 additional rendering cores

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Lower TDP (49W vs 250W)

Score

Benchmark

FP32 (float)

CMP 170HX +1472%

12.63 TFLOPS

GeForce GT 640 Rev. 2

0.803 TFLOPS

CMP 170HX

VS

GeForce GT 640 Rev. 2

Graphics Card

Sep 2021

Release Date

May 2013

Mining GPUs

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x8

Clock Speeds

1140 MHz

Base Clock

-

1410 MHz

Boost Clock

-

1458 MHz

Memory Clock

1252 MHz

Memory

16GB

Memory Size

1024MB

HBM2e

Memory Type

GDDR5

4096bit

Memory Bus

64bit

1493GB/s

Bandwidth

40.06GB/s

Render Config

-

70

SM Count

-

4480

Shading Units

384

280

TMUs

32

128

ROPs

8

280

Tensor Cores

-

192 KB (per SM)

L1 Cache

16 KB (per SMX)

8 MB

L2 Cache

512 KB

-

Theoretical Performance

180.5 GPixel/s

Pixel Rate

8.368 GPixel/s

394.8 GTexel/s

Texture Rate

33.47 GTexel/s

50.53 TFLOPS

FP16 (half)

-

12.63 TFLOPS

FP32 (float)

803.3 GFLOPS

6.317 TFLOPS

FP64 (double)

33.47 GFLOPS

Board Design

250W

TDP

49W

600 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

GA100

GPU Name

GK208

GA100-105F-A1

GPU Variant

GK208-400-A1

Ampere

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

54.2 billion

Transistors

1.02 billion

826 mm²

Die Size

87 mm²

Graphics Features

N/A

DirectX

12 (11_0)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.1

8.0

CUDA

3.5

N/A

Shader Model

5.1

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