HWBench.com

    Radeon HD 8790M vs Radeon R7 M265

    Radeon HD 8790M
    Memory: 2048Mb GDDR5MOBILE
    Release date: 1 Apr 2013
    Radeon HD 8790M
    Radeon R7 M265
    Memory: 2048Mb DDR3MOBILE
    Release date: 9 Jan 2014
    Radeon R7 M265

    Summary

    Synthetic performance index

    • Radeon HD 8790M
      115%
    • Radeon R7 M265
      100%

    Relative performance

    Reasons to consider Radeon HD 8790M

    Around 15% higher average synthetic performance.
    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    Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

    Reasons to consider Radeon R7 M265

    This is a much newer product, it might have better long term support.
    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    Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications
    Radeon HD 8790M

    HWBench recommends Radeon HD 8790M

    The Radeon HD 8790M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

    Specifications

    Core Configuration

    Radeon HD 8790MRadeon R7 M265
    GPU NameMars (Mars XTX)vsOpal (Opal XT)
    Fab Process28 nmvs28 nm
    Die Size77 mm²vs77 mm²
    Transistors1,040 millionvs1,040 million
    Shaders384vs384
    Compute Units6vs6
    Core clock850 MHzvs725 MHz
    ROPs8vs8
    TMUs24vs24

    Memory Configuration

    Radeon HD 8790MRadeon R7 M265
    Memory TypeGDDR5vsDDR3
    Bus Width128 bitvs128 bit
    Memory Speed1000 MHz
    4000 MHz effective    		vs900 MHz
    1800 MHz effective
    Memory Size2048 Mbvs2048 Mb

    Additional details

    Radeon HD 8790MRadeon R7 M265
    TDP0 wattsvs0 watts
    Release Date1 Apr 2013vs9 Jan 2014

    Raw Performance comparison

    Pixel Rate

    • Radeon HD 8790M
      7.20 GP/s
    • Radeon R7 M265
      6.60 GP/s

    GigaPixels - higher is better

    Texel Rate

    • Radeon HD 8790M
      21.60 GT/s
    • Radeon R7 M265
      19.80 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • Radeon HD 8790M
      64.00 GB/s
    • Radeon R7 M265
      28.80 GB/s

    GB/s - higher is better

    Single precision performance

    • Radeon HD 8790M
      691.20 GFLOPs
    • Radeon R7 M265
      633.60 GFLOPs

    GFLOPs - higher is better

    Synthetic benchmarks

    3DMark 11

    • Radeon HD 8790M
      2130
    • Radeon R7 M265
      1850

    Points (higher is better)

    Similar comparisons