NVIDIA GeForce GTX 660 vs NVIDIA GeForce 8800 GTS Core 112

VS

NVIDIA GeForce GTX 660

NVIDIA GeForce 8800 GTS Core 112

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 640MB VRAM GeForce 8800 GTS Core 112 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages

Released 4 years and 10 months late

Boost Clock1032MHz

More VRAM (2GB vs 640GB)

Larger VRAM bandwidth (144.2GB/s vs 64.00GB/s)

848 additional rendering cores

Lower TDP (140W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 +636%

1.981 TFLOPS

GeForce 8800 GTS Core 112

0.269 TFLOPS

GeForce GTX 660

VS

GeForce 8800 GTS Core 112

Graphics Card

Sep 2012

Release Date

Nov 2007

GeForce 600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

980 MHz

Base Clock

-

1032 MHz

Boost Clock

-

1502 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

640MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

320bit

144.2GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

14

960

Shading Units

112

80

TMUs

28

24

ROPs

20

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

80 KB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

10.00 GPixel/s

82.56 GTexel/s

Texture Rate

28.00 GTexel/s

-

1.981 TFLOPS

FP32 (float)

268.8 GFLOPS

82.56 GFLOPS

FP64 (double)

-

Board Design

140W

TDP

150W

300 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK106

GPU Name

G80

GK106-400-A1

GPU Variant

G80-100-K0-A2

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

2.54 billion

Transistors

0.681 billion

221 mm²

Die Size

484 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1 (1.0)

1.1

Vulkan

N/A

3.0

CUDA

1.0

5.1

Shader Model

4.0

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