GeForce GTX 660 vs GeForce GTX 660 Rev. 2

GeForce GTX 660 Memory: 2048Mb GDDR5DESKTOP Release date: 6 Sep 2012

GeForce GTX 660 Rev. 2 Memory: 2048Mb GDDR5DESKTOP Release date: 13 Sep 2014

Summary

Synthetic performance index

GeForce GTX 660
100%
GeForce GTX 660 Rev. 2
100%

Relative performance

Reasons to consider GeForce GTX 660

Supports PhysX

Supports G-Sync

Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)

Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

Reasons to consider GeForce GTX 660 Rev. 2

This is a much newer product, it might have better long term support.

Supports PhysX

Supports G-Sync

Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)

Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

No clear winner declared

These graphics cards seems to have comparable performance based on the synthetic benchmarks used (1 combinations of games and resolutions).

Specifications

Core Configuration

	GeForce GTX 660		GeForce GTX 660 Rev. 2
GPU Name	GK106 (GK106-400-A1)	vs	GK104 ()
Fab Process	28 nm	vs	28 nm
Die Size	221 mmÂ²	vs	294 mmÂ²
Transistors	2,540 million	vs	3,540 million
Shaders	960	vs	960
Compute Units	5	vs	5
Core clock	980 MHz	vs	993 MHz
ROPs	24	vs	24
TMUs	80	vs	80

Memory Configuration

	GeForce GTX 660		GeForce GTX 660 Rev. 2
Memory Type	GDDR5	vs	GDDR5
Bus Width	192 bit	vs	192 bit
Memory Speed	1502 MHz 6008 MHz effective	vs	1502 MHz 6008 MHz effective
Memory Size	2048 Mb	vs	2048 Mb

Additional details

	GeForce GTX 660		GeForce GTX 660 Rev. 2
TDP	140 watts	vs	140 watts
Release Date	6 Sep 2012	vs	13 Sep 2014

Raw Performance comparison

Pixel Rate

GeForce GTX 660
19.60 GP/s
GeForce GTX 660 Rev. 2
19.90 GP/s

GigaPixels - higher is better

Texel Rate

GeForce GTX 660
78.40 GT/s
GeForce GTX 660 Rev. 2
79.40 GT/s

GigaTexels - higher is better

Memory bandwidth

GeForce GTX 660
144.00 GB/s
GeForce GTX 660 Rev. 2
144.00 GB/s

GB/s - higher is better

Single precision performance

GeForce GTX 660
1882.00 GFLOPs
GeForce GTX 660 Rev. 2
1907.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

GeForce GTX 660
6800
GeForce GTX 660 Rev. 2
6800

Points (higher is better)

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