NVIDIA CMP 170HX vs NVIDIA GeForce GT 640

VS

NVIDIA CMP 170HX

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 16GB VRAM CMP 170HX and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 170HX 's Advantages

Released 9 years and 3 months late

Boost Clock1410MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1493GB/s vs 28.51GB/s)

4096 additional rendering cores

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 250W)

Score

Benchmark

FP32 (float)

CMP 170HX +1722%

12.63 TFLOPS

GeForce GT 640

0.693 TFLOPS

CMP 170HX

VS

GeForce GT 640

Graphics Card

Sep 2021

Release Date

Jun 2012

Mining GPUs

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1140 MHz

Base Clock

-

1410 MHz

Boost Clock

-

1458 MHz

Memory Clock

891 MHz

Memory

16GB

Memory Size

2GB

HBM2e

Memory Type

DDR3

4096bit

Memory Bus

128bit

1493GB/s

Bandwidth

28.51GB/s

Render Config

-

70

SM Count

-

4480

Shading Units

384

280

TMUs

32

128

ROPs

16

280

Tensor Cores

-

192 KB (per SM)

L1 Cache

16 KB (per SMX)

8 MB

L2 Cache

256 KB

-

Theoretical Performance

180.5 GPixel/s

Pixel Rate

7.216 GPixel/s

394.8 GTexel/s

Texture Rate

28.86 GTexel/s

50.53 TFLOPS

FP16 (half)

-

12.63 TFLOPS

FP32 (float)

692.7 GFLOPS

6.317 TFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

250W

TDP

65W

600 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

2x 8-pin

Power Connectors

None

Graphics Processor

GA100

GPU Name

GK107

GA100-105F-A1

GPU Variant

GK107-300-A2

Ampere

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

54.2 billion

Transistors

1.27 billion

826 mm²

Die Size

118 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

3.0

N/A

Shader Model

5.1

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