NVIDIA GeForce GTX 275 PhysX Edition vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA GeForce GTX 275 PhysX Edition

NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 PhysX Edition 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 660 Ti 's Advantages

Released 2 years and 6 months late

Boost Clock980MHz

More VRAM (2GB vs 896GB)

Larger VRAM bandwidth (144.2GB/s vs 127.0GB/s)

1104 additional rendering cores

Lower TDP (150W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 PhysX Edition

0.622 TFLOPS

GeForce GTX 660 Ti +323%

2.634 TFLOPS

GeForce GTX 275 PhysX Edition

VS

GeForce GTX 660 Ti

Graphics Card

Feb 2010

Release Date

Aug 2012

GeForce 200

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

1134 MHz

Memory Clock

1502 MHz

Memory

896MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

192bit

127.0GB/s

Bandwidth

144.2GB/s

Render Config

-

30

SM Count

-

240

Shading Units

1344

80

TMUs

112

28

ROPs

24

-

L1 Cache

16 KB (per SMX)

224 KB

L2 Cache

384 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

27.44 GPixel/s

50.64 GTexel/s

Texture Rate

109.8 GTexel/s

-

622.1 GFLOPS

FP32 (float)

2.634 TFLOPS

77.76 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

219W

TDP

150W

550 W

Suggested PSU

450 W

2x DVI

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

G92B

GPU Name

GK104

G92-421-B1

GPU Variant

GK104-300-KD-A2

Tesla

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.754 billion

Transistors

3.54 billion

260 mm²

Die Size

294 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

1.3

CUDA

3.0

4.0

Shader Model

5.1

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