GeForce 940MX vs GeForce GTX 970M

GeForce 940MX
Memory: 2048Mb GDDR5MOBILE
Release date: 28 Jun 2016
GeForce 940MX
GeForce GTX 970M
Memory: 6144Mb GDDR5MOBILE
Release date: 7 Oct 2014
GeForce GTX 970M

Summary

Reasons to consider GeForce 940MX

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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

Reasons to consider GeForce GTX 970M

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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

GeForce GTX 970M

HWBench recommends GeForce GTX 970M

Based on theoretical specifications.


Specifications

Core Configuration

GeForce 940MXGeForce GTX 970M
GPU NameGM108 (N16S-GT1R)vsGM204 (N16E-GT-A2)
Fab Process28 nmvs28 nm
Die Size0 mm²vs398 mm²
Transistorsunknownvs5,200 million
Shaders384vs1280
Compute Units3vs10
Core clock795 MHzvs1038 MHz
ROPs8vs48
TMUs24vs80

Memory Configuration

GeForce 940MXGeForce GTX 970M
Memory TypeGDDR5vsGDDR5
Bus Width64 bitvs192 bit
Memory Speed1253 MHz
5012 MHz effective
vs1253 MHz
5012 MHz effective
Memory Size2048 Mbvs6144 Mb

Additional details

GeForce 940MXGeForce GTX 970M
TDP23 wattsvs0 watts
Release Date28 Jun 2016vs7 Oct 2014

Raw Performance comparison

Pixel Rate

  • GeForce 940MX
    6.36 GP/s
  • GeForce GTX 970M
    49.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce 940MX
    19.08 GT/s
  • GeForce GTX 970M
    83.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce 940MX
    40.10 GB/s
  • GeForce GTX 970M
    120.30 GB/s

GB/s - higher is better

Single precision performance

  • GeForce 940MX
    610.60 GFLOPs
  • GeForce GTX 970M
    2657.30 GFLOPs

GFLOPs - higher is better

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