NVIDIA GeForce GTX 260 vs NVIDIA GeForce GTX 660 OEM

VS

NVIDIA GeForce GTX 260

NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 OEM 's Advantages

Released 4 years and 2 months late

Boost Clock888MHz

More VRAM (1536GB vs 896GB)

Larger VRAM bandwidth (134.4GB/s vs 111.9GB/s)

960 additional rendering cores

Lower TDP (130W vs 182W)

Score

Benchmark

FP32 (float)

GeForce GTX 260

0.477 TFLOPS

GeForce GTX 660 OEM +328%

2.046 TFLOPS

GeForce GTX 260

VS

GeForce GTX 660 OEM

Graphics Card

Jun 2008

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

823 MHz

-

Boost Clock

888 MHz

999 MHz

Memory Clock

1400 MHz

Memory

896MB

Memory Size

1536MB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

192bit

111.9GB/s

Bandwidth

134.4GB/s

Render Config

-

24

SM Count

-

192

Shading Units

1152

64

TMUs

96

28

ROPs

24

-

L1 Cache

16 KB (per SMX)

224 KB

L2 Cache

384 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

21.31 GPixel/s

36.86 GTexel/s

Texture Rate

85.25 GTexel/s

-

476.9 GFLOPS

FP32 (float)

2.046 TFLOPS

59.62 GFLOPS

FP64 (double)

85.25 GFLOPS

Board Design

182W

TDP

130W

450 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GT200

GPU Name

GK104

G200-100-A2

GPU Variant

GK104-200-KD-A2

Tesla 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

1.4 billion

Transistors

3.54 billion

576 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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