HWBench.com

    GeForce GTX 780M vs Radeon HD 8790M

    GeForce GTX 780M
    Memory: 4096Mb GDDR5MOBILE
    Release date: 11 May 2013
    GeForce GTX 780M
    Radeon HD 8790M
    Memory: 2048Mb GDDR5MOBILE
    Release date: 1 Apr 2013
    Radeon HD 8790M

    Summary

    Synthetic performance index

    • GeForce GTX 780M
      356%
    • Radeon HD 8790M
      100%

    Relative performance

    Reasons to consider GeForce GTX 780M

    Around 256% 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    Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

    Reasons to consider Radeon HD 8790M

    Supports Direct3D 12 Async Compute
    Supports ReLive (allows game streaming/recording with minimum performance penalty)
    Supports Mantle
    Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications
    GeForce GTX 780M

    HWBench recommends GeForce GTX 780M

    The GeForce GTX 780M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

    Specifications

    Core Configuration

    GeForce GTX 780MRadeon HD 8790M
    GPU NameGK104 (N14E-GTX-A2)vsMars (Mars XTX)
    Fab Process28 nmvs28 nm
    Die Size294 mm²vs77 mm²
    Transistors3,540 millionvs1,040 million
    Shaders1536vs384
    Compute Units8vs6
    Core clock771 MHzvs850 MHz
    ROPs32vs8
    TMUs128vs24

    Memory Configuration

    GeForce GTX 780MRadeon HD 8790M
    Memory TypeGDDR5vsGDDR5
    Bus Width256 bitvs128 bit
    Memory Speed1250 MHz
    5000 MHz effective    		vs1000 MHz
    4000 MHz effective
    Memory Size4096 Mbvs2048 Mb

    Additional details

    GeForce GTX 780MRadeon HD 8790M
    TDP122 wattsvs0 watts
    Release Date11 May 2013vs1 Apr 2013

    Raw Performance comparison

    Pixel Rate

    • GeForce GTX 780M
      24.67 GP/s
    • Radeon HD 8790M
      7.20 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce GTX 780M
      98.70 GT/s
    • Radeon HD 8790M
      21.60 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce GTX 780M
      160.00 GB/s
    • Radeon HD 8790M
      64.00 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce GTX 780M
      2368.50 GFLOPs
    • Radeon HD 8790M
      691.20 GFLOPs

    GFLOPs - higher is better

    Synthetic benchmarks

    3DMark 11

    • GeForce GTX 780M
      7600
    • Radeon HD 8790M
      2130

    Points (higher is better)

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