HWBench.com

    GeForce GTX 1080 Mobile vs Radeon R9 M295X

    GeForce GTX 1080 Mobile
    Memory: 8192Mb GDDR5XMOBILE
    Release date: 15 Aug 2016
    GeForce GTX 1080 Mobile
    Radeon R9 M295X
    Memory: 4096Mb GDDR5MOBILE
    Release date: 23 Nov 2014
    Radeon R9 M295X

    Summary

    Reasons to consider GeForce GTX 1080 Mobile

    100 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon R9 M295X .
    This is a much newer product, it might have better long term support.
    Higher theoretical gaming performance, based on specifications.
    Supports PhysX
    Supports G-Sync
    Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
    Supports Direct3D 12 Async Compute
    Based on an outdated architecture (Nvidia Pascal), there may be no performance optimizations for current games and applications

    Reasons to consider Radeon R9 M295X

    Supports Direct3D 12 Async Compute
    Supports FreeSync
    Supports ReLive (allows game streaming/recording with minimum performance penalty)
    Supports TrueAudio
    Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications
    GeForce GTX 1080 Mobile

    HWBench recommends GeForce GTX 1080 Mobile

    Based on theoretical specifications.

    Specifications

    Core Configuration

    GeForce GTX 1080 MobileRadeon R9 M295X
    GPU NameGP104 ()vsAmethyst (Amethyst XT)
    Fab Process16 nmvs28 nm
    Die Size314 mm²vs366 mm²
    Transistors7,200 millionvs5,000 million
    Shaders2560vs2048
    Compute Units20vs32
    Core clock1556 MHzvs723 MHz
    ROPs64vs32
    TMUs160vs128

    Memory Configuration

    GeForce GTX 1080 MobileRadeon R9 M295X
    Memory TypeGDDR5XvsGDDR5
    Bus Width256 bitvs256 bit
    Memory Speed1251 MHz
    10008 MHz effective    		vs1250 MHz
    5000 MHz effective
    Memory Size8192 Mbvs4096 Mb

    Additional details

    GeForce GTX 1080 MobileRadeon R9 M295X
    TDP150 wattsvs250 watts
    Release Date15 Aug 2016vs23 Nov 2014

    Raw Performance comparison

    Pixel Rate

    • GeForce GTX 1080 Mobile
      99.60 GP/s
    • Radeon R9 M295X
      23.14 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce GTX 1080 Mobile
      249.00 GT/s
    • Radeon R9 M295X
      92.50 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce GTX 1080 Mobile
      320.00 GB/s
    • Radeon R9 M295X
      160.00 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce GTX 1080 Mobile
      7967.00 GFLOPs
    • Radeon R9 M295X
      2961.40 GFLOPs

    GFLOPs - higher is better

    Similar comparisons