NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GTX 750 Ti OEM

VS

NVIDIA GeForce GTX 660 Rev. 2

NVIDIA GeForce GTX 750 Ti OEM

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 2GB VRAM GeForce GTX 750 Ti OEM 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

Lower TDP (140W vs 150W)

NVIDIA GeForce GTX 750 Ti OEM 's Advantages

Boost Clock has increased by 6% (1098MHz vs 1032MHz)

Larger VRAM bandwidth (192.3GB/s vs 144.2GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Rev. 2

1.981 TFLOPS

GeForce GTX 750 Ti OEM +6%

2.108 TFLOPS

GeForce GTX 660 Rev. 2

VS

GeForce GTX 750 Ti OEM

Graphics Card

Sep 2014

Release Date

Unknown

GeForce 600

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

1033 MHz

1032 MHz

Boost Clock

1098 MHz

1502 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

192.3GB/s

Render Config

-

960

Shading Units

960

80

TMUs

80

24

ROPs

24

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

21.96 GPixel/s

82.56 GTexel/s

Texture Rate

87.84 GTexel/s

-

1.981 TFLOPS

FP32 (float)

2.108 TFLOPS

82.56 GFLOPS

FP64 (double)

87.84 GFLOPS

Board Design

140W

TDP

150W

300 W

Suggested PSU

450 W

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

Outputs

No outputs

1x 6-pin

Power Connectors

-

Graphics Processor

GK104

GPU Name

GK106

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.54 billion

294 mm²

Die Size

221 mm²

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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