NVIDIA GeForce GTX 660 vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA GeForce GTX 660 NVIDIA GeForce GTX 660 Rev. 2

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

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 2 years late

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

GeForce GTX 660 Rev. 2

1.981 TFLOPS

GeForce GTX 660

VS

GeForce GTX 660 Rev. 2

Graphics Card

Sep 2012

Release Date

Sep 2014

GeForce 600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

980 MHz

1032 MHz

Boost Clock

1032 MHz

1502 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

192bit

144.2GB/s

Bandwidth

144.2GB/s

Render Config

-

SM Count

-

Compute Units

-

960

Shading Units

960

80

TMUs

80

24

ROPs

24

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

384 KB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

20.64 GPixel/s

82.56 GTexel/s

Texture Rate

82.56 GTexel/s

-

FP16 (half)

-

1.981 TFLOPS

FP32 (float)

1.981 TFLOPS

82.56 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

GK106

GPU Name

GK104

GK106-400-A1

GPU Variant

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

3.54 billion

221 mm²

Die Size

294 mm²

Board Design

140W

TDP

140W

300 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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