HWBench.com

    GeForce GTX 850M vs Radeon HD 6970M

    GeForce GTX 850M
    Memory: 2048Mb DDR3MOBILE
    Release date: 12 Mar 2014
    GeForce GTX 850M
    Radeon HD 6970M
    Memory: 1024Mb GDDR5MOBILE
    Release date: 4 Jan 2011
    Radeon HD 6970M

    Summary

    Synthetic performance index

    • GeForce GTX 850M
      138%
    • Radeon HD 6970M
      100%

    Relative performance

    Reasons to consider GeForce GTX 850M

    This is a much newer product, it might have better long term support.
    Around 38% higher average synthetic performance.
    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    Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

    Reasons to consider Radeon HD 6970M

    Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications
    GeForce GTX 850M

    HWBench recommends GeForce GTX 850M

    The GeForce GTX 850M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

    Specifications

    Core Configuration

    GeForce GTX 850MRadeon HD 6970M
    GPU NameGM107 (N15P-GT-A1)vsBlackcomb (Blackcomb XT)
    Fab Process28 nmvs40 nm
    Die Size148 mm²vs212 mm²
    Transistors1,870 millionvs1,700 million
    Shaders640vs960
    Compute Units5vs12
    Core clock902 MHzvs680 MHz
    ROPs16vs32
    TMUs40vs48

    Memory Configuration

    GeForce GTX 850MRadeon HD 6970M
    Memory TypeDDR3vsGDDR5
    Bus Width128 bitvs256 bit
    Memory Speed1001 MHz
    2002 MHz effective    		vs900 MHz
    3600 MHz effective
    Memory Size2048 Mbvs1024 Mb

    Additional details

    GeForce GTX 850MRadeon HD 6970M
    TDP45 wattsvs75 watts
    Release Date12 Mar 2014vs4 Jan 2011

    Raw Performance comparison

    Pixel Rate

    • GeForce GTX 850M
      14.43 GP/s
    • Radeon HD 6970M
      21.76 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce GTX 850M
      36.10 GT/s
    • Radeon HD 6970M
      32.60 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce GTX 850M
      32.00 GB/s
    • Radeon HD 6970M
      115.20 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce GTX 850M
      1154.60 GFLOPs
    • Radeon HD 6970M
      1305.60 GFLOPs

    GFLOPs - higher is better

    Synthetic benchmarks

    3DMark 11

    • GeForce GTX 850M
      4420
    • Radeon HD 6970M
      3190

    Points (higher is better)

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