GeForce 840M vs GeForce 930MX

GeForce 840M
Memory: 1024Mb DDR3MOBILE
Release date: 12 Mar 2014
GeForce 840M
GeForce 930MX
Memory: 2048Mb DDR3MOBILE
Release date: 1 Mar 2016
GeForce 930MX

Summary

Synthetic performance index

  • GeForce 840M
    118%
  • GeForce 930MX
    100%

Relative performance

Reasons to consider GeForce 840M

Around 18% 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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 GeForce 930MX

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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 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 840MGeForce 930MX
GPU NameGM108 (N15S-GT)vsGM108 (N16S-GMR)
Fab Process28 nmvs28 nm
Die Size0 mm²vs0 mm²
Transistorsunknownvsunknown
Shaders384vs384
Compute Units3vs3
Core clock1029 MHzvs952 MHz
ROPs8vs16
TMUs16vs24

Memory Configuration

GeForce 840MGeForce 930MX
Memory TypeDDR3vsDDR3
Bus Width64 bitvs64 bit
Memory Speed1001 MHz
2002 MHz effective
vs900 MHz
1800 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

GeForce 840MGeForce 930MX
TDP33 wattsvs17 watts
Release Date12 Mar 2014vs1 Mar 2016

Raw Performance comparison

Pixel Rate

  • GeForce 840M
    8.23 GP/s
  • GeForce 930MX
    15.23 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce 840M
    16.46 GT/s
  • GeForce 930MX
    22.85 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce 840M
    16.02 GB/s
  • GeForce 930MX
    14.40 GB/s

GB/s - higher is better

Single precision performance

  • GeForce 840M
    790.30 GFLOPs
  • GeForce 930MX
    731.10 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce 840M
    2430
  • GeForce 930MX
    2050

Points (higher is better)

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