NVIDIA GeForce GTX 660 OEM vs NVIDIA GeForce 8800 GT

VS

NVIDIA GeForce GTX 660 OEM

NVIDIA GeForce 8800 GT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 512MB VRAM GeForce 8800 GT 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 10 months late

Boost Clock888MHz

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 57.60GB/s)

1040 additional rendering cores

NVIDIA GeForce 8800 GT 's Advantages

Lower TDP (125W vs 130W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM +508%

2.046 TFLOPS

GeForce 8800 GT

0.336 TFLOPS

GeForce GTX 660 OEM

VS

GeForce 8800 GT

Graphics Card

Aug 2012

Release Date

Oct 2007

GeForce 600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

823 MHz

Base Clock

-

888 MHz

Boost Clock

-

1400 MHz

Memory Clock

900 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

256bit

134.4GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

14

1152

Shading Units

112

96

TMUs

56

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

64 KB

-

Theoretical Performance

21.31 GPixel/s

Pixel Rate

9.600 GPixel/s

85.25 GTexel/s

Texture Rate

33.60 GTexel/s

-

2.046 TFLOPS

FP32 (float)

336.0 GFLOPS

85.25 GFLOPS

FP64 (double)

-

Board Design

130W

TDP

125W

300 W

Suggested PSU

300 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

GK104

GPU Name

G92

GK104-200-KD-A2

GPU Variant

G92-270-A2

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

3.54 billion

Transistors

0.754 billion

294 mm²

Die Size

324 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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