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

VS

NVIDIA GeForce GTX 750 NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 750 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 750 's Advantages

Boost Clock has increased by 5% (1085MHz vs 1032MHz)

Lower TDP (55W vs 140W)

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 7 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (144.2GB/s vs 80.19GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 750

1.111 TFLOPS

GeForce GTX 660 Rev. 2 +78%

1.981 TFLOPS

GeForce GTX 750

VS

GeForce GTX 660 Rev. 2

Graphics Card

Feb 2014

Release Date

Sep 2014

GeForce 700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1020 MHz

Base Clock

980 MHz

1085 MHz

Boost Clock

1032 MHz

1253 MHz

Memory Clock

1502 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

80.19GB/s

Bandwidth

144.2GB/s

Render Config

-

SM Count

-

Compute Units

-

512

Shading Units

960

32

TMUs

80

16

ROPs

24

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

384 KB

Theoretical Performance

17.36 GPixel/s

Pixel Rate

20.64 GPixel/s

34.72 GTexel/s

Texture Rate

82.56 GTexel/s

-

FP16 (half)

-

1111 GFLOPS

FP32 (float)

1.981 TFLOPS

34.72 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

GM107

GPU Name

GK104

GM107-300-A2

GPU Variant

-

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Board Design

55W

TDP

140W

250 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 2.0

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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