NVIDIA GeForce GTX 650 Ti OEM vs NVIDIA GeForce GTX 660

VS

NVIDIA GeForce GTX 650 Ti OEM

NVIDIA GeForce GTX 660

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 650 Ti OEM and 2GB VRAM GeForce GTX 660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 Ti OEM 's Advantages

Released 6 months late

Lower TDP (110W vs 140W)

NVIDIA GeForce GTX 660 's Advantages

Boost Clock1032MHz

Larger VRAM bandwidth (144.2GB/s vs 86.40GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti OEM

1.425 TFLOPS

GeForce GTX 660 +39%

1.981 TFLOPS

GeForce GTX 650 Ti OEM

VS

GeForce GTX 660

Graphics Card

Mar 2013

Release Date

Sep 2012

GeForce 600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

1350 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

86.40GB/s

Bandwidth

144.2GB/s

Render Config

-

768

Shading Units

960

64

TMUs

80

16

ROPs

24

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

14.85 GPixel/s

Pixel Rate

20.64 GPixel/s

59.39 GTexel/s

Texture Rate

82.56 GTexel/s

-

1425 GFLOPS

FP32 (float)

1.981 TFLOPS

59.39 GFLOPS

FP64 (double)

82.56 GFLOPS

Board Design

110W

TDP

140W

300 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.4a

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK106

GPU Name

GK106

-

GPU Variant

GK106-400-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

2.54 billion

221 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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