HWBench.com

    GeForce GTX 860M vs GeForce 940MX

    GeForce GTX 860M
    Memory: 2048Mb GDDR5MOBILE
    Release date: 13 Jan 2014
    GeForce GTX 860M
    GeForce 940MX
    Memory: 2048Mb GDDR5MOBILE
    Release date: 28 Jun 2016
    GeForce 940MX

    Summary

    Reasons to consider GeForce GTX 860M

    Higher theoretical gaming performance, based on specifications.
    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    Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 GeForce 940MX

    52 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 860M .
    This is a much newer product, it might have better long term support.
    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    Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications
    GeForce GTX 860M

    HWBench recommends GeForce GTX 860M

    Based on theoretical specifications.

    Specifications

    Core Configuration

    GeForce GTX 860MGeForce 940MX
    GPU NameGM107 (N15P-GX-A1)vsGM108 (N16S-GT1R)
    Fab Process28 nmvs28 nm
    Die Size148 mm²vs0 mm²
    Transistors1,870 millionvsunknown
    Shaders640vs384
    Compute Units5vs3
    Core clock1020 MHzvs795 MHz
    ROPs16vs8
    TMUs40vs24

    Memory Configuration

    GeForce GTX 860MGeForce 940MX
    Memory TypeGDDR5vsGDDR5
    Bus Width128 bitvs64 bit
    Memory Speed1253 MHz
    5012 MHz effective    		vs1253 MHz
    5012 MHz effective
    Memory Size2048 Mbvs2048 Mb

    Additional details

    GeForce GTX 860MGeForce 940MX
    TDP75 wattsvs23 watts
    Release Date13 Jan 2014vs28 Jun 2016

    Raw Performance comparison

    Pixel Rate

    • GeForce GTX 860M
      16.32 GP/s
    • GeForce 940MX
      6.36 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce GTX 860M
      40.80 GT/s
    • GeForce 940MX
      19.08 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce GTX 860M
      80.20 GB/s
    • GeForce 940MX
      40.10 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce GTX 860M
      1305.60 GFLOPs
    • GeForce 940MX
      610.60 GFLOPs

    GFLOPs - higher is better

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