HWBench.com

    GeForce 840M vs Radeon R5 M330

    GeForce 840M
    Memory: 1024Mb DDR3MOBILE
    Release date: 12 Mar 2014
    GeForce 840M
    Radeon R5 M330
    Memory: 2048Mb DDR3MOBILE
    Release date: 5 May 2015
    Radeon R5 M330

    Summary

    Synthetic performance index

    • GeForce 840M
      171%
    • Radeon R5 M330
      100%

    Relative performance

    Reasons to consider GeForce 840M

    Around 71% 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    Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 R5 M330

    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    Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications
    GeForce 840M

    HWBench recommends GeForce 840M

    The GeForce 840M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

    Specifications

    Core Configuration

    GeForce 840MRadeon R5 M330
    GPU NameGM108 (N15S-GT)vsExo (Exo PRO)
    Fab Process28 nmvs28 nm
    Die Size0 mm²vs77 mm²
    Transistorsunknownvs1,040 million
    Shaders384vs320
    Compute Units3vs5
    Core clock1029 MHzvs955 MHz
    ROPs8vs8
    TMUs16vs20

    Memory Configuration

    GeForce 840MRadeon R5 M330
    Memory TypeDDR3vsDDR3
    Bus Width64 bitvs64 bit
    Memory Speed1001 MHz
    2002 MHz effective    		vs900 MHz
    1800 MHz effective
    Memory Size1024 Mbvs2048 Mb

    Additional details

    GeForce 840MRadeon R5 M330
    TDP33 wattsvs18 watts
    Release Date12 Mar 2014vs5 May 2015

    Raw Performance comparison

    Pixel Rate

    • GeForce 840M
      8.23 GP/s
    • Radeon R5 M330
      8.24 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce 840M
      16.46 GT/s
    • Radeon R5 M330
      20.60 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce 840M
      16.02 GB/s
    • Radeon R5 M330
      14.40 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce 840M
      790.30 GFLOPs
    • Radeon R5 M330
      659.20 GFLOPs

    GFLOPs - higher is better

    Synthetic benchmarks

    3DMark 11

    • GeForce 840M
      2430
    • Radeon R5 M330
      1420

    Points (higher is better)

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