NVIDIA GeForce GTX 660 vs NVIDIA CMP 70HX

VS

NVIDIA GeForce GTX 660

NVIDIA CMP 70HX

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 8GB VRAM CMP 70HX 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 4 months late

Boost Clock has increased by 35% (1395MHz vs 1032MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (608.3GB/s vs 144.2GB/s)

2880 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

CMP 70HX +440%

10.71 TFLOPS

GeForce GTX 660

VS

CMP 70HX

Graphics Card

Sep 2012

Release Date

Jan 2021

GeForce 600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

980 MHz

Base Clock

1365 MHz

1032 MHz

Boost Clock

1395 MHz

1502 MHz

Memory Clock

1188 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6X

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

608.3GB/s

Render Config

-

SM Count

30

960

Shading Units

3840

80

TMUs

120

24

ROPs

64

-

Tensor Cores

120

-

RT Cores

30

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

89.28 GPixel/s

82.56 GTexel/s

Texture Rate

167.4 GTexel/s

-

FP16 (half)

10.71 TFLOPS

1.981 TFLOPS

FP32 (float)

10.71 TFLOPS

82.56 GFLOPS

FP64 (double)

167.4 GFLOPS

Board Design

140W

TDP

Unknown

300 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

No outputs

1x 6-pin

Power Connectors

1x 12-pin

Graphics Processor

GK106

GPU Name

GA104

GK106-400-A1

GPU Variant

GA104-100-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.54 billion

Transistors

17.4 billion

221 mm²

Die Size

392 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

8.6

5.1

Shader Model

6.8

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