GeForce GTX 660 vs GeForce GTX 970

GeForce GTX 660
Memory: 2048Mb GDDR5 DESKTOP
Release date: 6 Sep 2012
GeForce GTX 660
GeForce GTX 970
Memory: 4096Mb GDDR5 DESKTOP
Release date: 19 Sep 2014
GeForce GTX 970

Summary

Synthetic performance index

  • GeForce GTX 660
    100%
  • GeForce GTX 970
    231%

Relative performance

Gaming performance index

  • GeForce GTX 660
    100%
  • GeForce GTX 970
    217%

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.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 970

117% higher gaming performance.
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).

GeForce GTX 970

HWBench recommends GeForce GTX 970

The GeForce GTX 970 is the better performing card based on the game benchmark suite used (4 combinations of games and resolutions).


Specifications

Core Configuration

GeForce GTX 660 GeForce GTX 970
GPU Name GK106 (GK106-400-A1) vs GM204 (GM204-200-A1)
Fab Process 28 nm vs 28 nm
Die Size 221 mm² vs 398 mm²
Transistors 2,540 million vs 5,200 million
Shaders 960 vs 1664
Compute Units 5 vs 13
Core clock 980 MHz vs 1050 MHz
ROPs 24 vs 56
TMUs 80 vs 104

Memory Configuration

GeForce GTX 660 GeForce GTX 970
Memory Type GDDR5 vs GDDR5
Bus Width 192 bit vs 256 bit
Memory Speed 1502 MHz
6008 MHz effective
vs 1753 MHz
7012 MHz effective
Memory Size 2048 Mb vs 4096 Mb

Additional details

GeForce GTX 660 GeForce GTX 970
TDP 140 watts vs 148 watts
Release Date 6 Sep 2012 vs 19 Sep 2014

Raw Performance comparison

Pixel Rate

  • GeForce GTX 660
    19.60 GP/s
  • GeForce GTX 970
    58.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 660
    78.40 GT/s
  • GeForce GTX 970
    109.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 660
    144.00 GB/s
  • GeForce GTX 970
    224.40 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 660
    1882.00 GFLOPs
  • GeForce GTX 970
    3494.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 660
    6800
  • GeForce GTX 970
    15750

Points (higher is better)

Game benchmarks

Bioshock Infinite

DX11, Ultra, DDOD, FXAA

  • GeForce GTX 660
    31
  • GeForce GTX 970
    73

FPS (higher is better)

Grand Theft Auto V

DX11, Max Details, 16:1 AF, 2xMSAA

  • GeForce GTX 660
    25
  • GeForce GTX 970
    55

FPS (higher is better)

Hitman Absolution

DX11, High Quality, 2x MSAA, 16x AF

  • GeForce GTX 660
    27
  • GeForce GTX 970
    54

FPS (higher is better)

Grand Theft Auto V

DX11, Max Details, 16:1 AF, 2xMSAA

  • GeForce GTX 660
    37
  • GeForce GTX 970
    79

FPS (higher is better)