HWBench.com

    GeForce GTX 660 vs GeForce GTX 970

    GeForce GTX 660
    Memory: 2048Mb GDDR5DESKTOP
    Release date: 6 Sep 2012
    GeForce GTX 660
    GeForce GTX 970
    Memory: 4096Mb GDDR5DESKTOP
    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    Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications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)
    Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications
    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 660GeForce GTX 970
    GPU NameGK106 (GK106-400-A1)vsGM204 (GM204-200-A1)
    Fab Process28 nmvs28 nm
    Die Size221 mm²vs398 mm²
    Transistors2,540 millionvs5,200 million
    Shaders960vs1664
    Compute Units5vs13
    Core clock980 MHzvs1050 MHz
    ROPs24vs56
    TMUs80vs104

    Memory Configuration

    GeForce GTX 660GeForce GTX 970
    Memory TypeGDDR5vsGDDR5
    Bus Width192 bitvs256 bit
    Memory Speed1502 MHz
    6008 MHz effective    		vs1753 MHz
    7012 MHz effective
    Memory Size2048 Mbvs4096 Mb

    Additional details

    GeForce GTX 660GeForce GTX 970
    TDP140 wattsvs148 watts
    Release Date6 Sep 2012vs19 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)

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