NVIDIA GeForce GTX 650 Ti OEM vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA GeForce GTX 650 Ti OEM

NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 650 Ti OEM and 2GB VRAM GeForce GTX 660 Ti 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 7 months late

Lower TDP (110W vs 150W)

NVIDIA GeForce GTX 660 Ti 's Advantages

Boost Clock980MHz

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

576 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti OEM

1.425 TFLOPS

GeForce GTX 660 Ti +84%

2.634 TFLOPS

GeForce GTX 650 Ti OEM

VS

GeForce GTX 660 Ti

Graphics Card

Mar 2013

Release Date

Aug 2012

GeForce 600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 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

1344

64

TMUs

112

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

27.44 GPixel/s

59.39 GTexel/s

Texture Rate

109.8 GTexel/s

-

1425 GFLOPS

FP32 (float)

2.634 TFLOPS

59.39 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

110W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

GK104

-

GPU Variant

GK104-300-KD-A2

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

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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