NVIDIA GeForce GT 645 OEM vs NVIDIA CMP 90HX

VS

NVIDIA GeForce GT 645 OEM

NVIDIA CMP 90HX

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 10GB VRAM CMP 90HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 320W)

NVIDIA CMP 90HX 's Advantages

Released 9 years and 3 months late

Boost Clock1710MHz

More VRAM (10GB vs 1024GB)

Larger VRAM bandwidth (760.3GB/s vs 91.87GB/s)

6112 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

CMP 90HX +2348%

21.89 TFLOPS

GeForce GT 645 OEM

VS

CMP 90HX

Graphics Card

Apr 2012

Release Date

Jul 2021

GeForce 600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1500 MHz

-

Boost Clock

1710 MHz

957 MHz

Memory Clock

1188 MHz

Memory

1024MB

Memory Size

10GB

GDDR5

Memory Type

GDDR6X

192bit

Memory Bus

320bit

91.87GB/s

Bandwidth

760.3GB/s

Render Config

-

6

SM Count

50

288

Shading Units

6400

48

TMUs

200

24

ROPs

80

-

Tensor Cores

200

-

RT Cores

50

64 KB (per SM)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

5 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

136.8 GPixel/s

37.25 GTexel/s

Texture Rate

342.0 GTexel/s

-

FP16 (half)

21.89 TFLOPS

894.0 GFLOPS

FP32 (float)

21.89 TFLOPS

74.50 GFLOPS

FP64 (double)

342.0 GFLOPS

Board Design

102W

TDP

320W

300 W

Suggested PSU

700 W

2x DVI 1x mini-HDMI 1.3a

Outputs

No outputs

-

Power Connectors

2x 8-pin

Graphics Processor

GF114

GPU Name

GA102

-

GPU Variant

GA102-100-A1

Fermi 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.95 billion

Transistors

28.3 billion

332 mm²

Die Size

628 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

8.6

5.1

Shader Model

6.6

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