NVIDIA GeForce GTX 660 vs NVIDIA CMP 30HX

VS

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 6GB VRAM CMP 30HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 30HX 's Advantages

Released 8 years and 5 months late

Boost Clock has increased by 73% (1785MHz vs 1032MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 144.2GB/s)

448 additional rendering cores

Lower TDP (125W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

CMP 30HX +153%

5.027 TFLOPS

GeForce GTX 660

VS

CMP 30HX

Graphics Card

Sep 2012

Release Date

Feb 2021

GeForce 600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x4

Clock Speeds

980 MHz

Base Clock

1530 MHz

1032 MHz

Boost Clock

1785 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

192bit

144.2GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

22

-

Compute Units

-

960

Shading Units

1408

80

TMUs

88

24

ROPs

48

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

384 KB

L2 Cache

1536 KB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

85.68 GPixel/s

82.56 GTexel/s

Texture Rate

157.1 GTexel/s

-

FP16 (half)

10.05 TFLOPS

1.981 TFLOPS

FP32 (float)

5.027 TFLOPS

82.56 GFLOPS

FP64 (double)

157.1 GFLOPS

Graphics Processor

GK106

GPU Name

TU116

GK106-400-A1

GPU Variant

TU116-100-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.54 billion

Transistors

6.6 billion

221 mm²

Die Size

284 mm²

Board Design

140W

TDP

125W

300 W

Suggested PSU

300 W

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

Outputs

No outputs

1x 6-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

7.5

5.1

Shader Model

6.6

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