NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce 8800 GT Mac Edition

VS

NVIDIA GeForce GTX 660 Ti

NVIDIA GeForce 8800 GT Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 512MB VRAM GeForce 8800 GT Mac Edition 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 4 years and 6 months late

Boost Clock980MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (144.2GB/s vs 57.60GB/s)

1232 additional rendering cores

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Lower TDP (125W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Ti +683%

2.634 TFLOPS

GeForce 8800 GT Mac Edition

0.336 TFLOPS

GeForce GTX 660 Ti

VS

GeForce 8800 GT Mac Edition

Graphics Card

Aug 2012

Release Date

Feb 2008

GeForce 600

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

256bit

144.2GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

14

1344

Shading Units

112

TMUs

56

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

64 KB

-

Theoretical Performance

27.44 GPixel/s

Pixel Rate

9.600 GPixel/s

109.8 GTexel/s

Texture Rate

33.60 GTexel/s

-

2.634 TFLOPS

FP32 (float)

336.0 GFLOPS

109.8 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

125W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GK104

GPU Name

G92

GK104-300-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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