NVIDIA GeForce GT 440 OEM vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA GeForce GT 440 OEM

NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 440 OEM 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 GT 440 OEM 's Advantages

Lower TDP (65W vs 140W)

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 3 years and 11 months late

Boost Clock1032MHz

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (144.2GB/s vs 43.20GB/s)

816 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 440 OEM

0.467 TFLOPS

GeForce GTX 660 Rev. 2 +324%

1.981 TFLOPS

GeForce GT 440 OEM

VS

GeForce GTX 660 Rev. 2

Graphics Card

Oct 2010

Release Date

Sep 2014

GeForce 400

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

900 MHz

Memory Clock

1502 MHz

Memory

1536MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

192bit

Memory Bus

192bit

43.20GB/s

Bandwidth

144.2GB/s

Render Config

-

3

SM Count

-

144

Shading Units

960

24

TMUs

80

24

ROPs

24

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

384 KB

-

Theoretical Performance

4.860 GPixel/s

Pixel Rate

20.64 GPixel/s

19.44 GTexel/s

Texture Rate

82.56 GTexel/s

-

466.6 GFLOPS

FP32 (float)

1.981 TFLOPS

38.88 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

65W

TDP

140W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

GF106

GPU Name

GK104

-

Fermi

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

3.54 billion

238 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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