GeForce 940MX vs GeForce 9800 GX2

GeForce 940MX
Memory: 2048Mb GDDR5MOBILE
Release date: 28 Jun 2016
GeForce 940MX
GeForce 9800 GX2
Memory: 512Mb GDDR3DESKTOP
Release date: 18 Mar 2008
GeForce 9800 GX2

Summary

Reasons to consider GeForce 940MX

174 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce 9800 GX2 .
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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 9800 GX2

Higher theoretical gaming performance, based on specifications.
Based on an outdated architecture (Nvidia Tesla), there are no performance optimizations for current games and applications
PhysX support, however PhysX performance on newest games may be poor

GeForce 9800 GX2

HWBench recommends GeForce 9800 GX2

Based on theoretical specifications.


Specifications

Core Configuration

GeForce 940MXGeForce 9800 GX2
GPU NameGM108 (N16S-GT1R)vsG92 (G92-450-A2)
Fab Process28 nmvs65 nm
Die Size0 mm²vs324 mm²
Transistorsunknownvs754 million
Shaders384vs128
Compute Units3vs8
Core clock795 MHzvs600 MHz
ROPs8vs16
TMUs24vs64

Memory Configuration

GeForce 940MXGeForce 9800 GX2
Memory TypeGDDR5vsGDDR3
Bus Width64 bitvs256 bit x2
Memory Speed1253 MHz
5012 MHz effective
vs1000 MHz
2000 MHz effective
Memory Size2048 Mbvs512 Mb

Additional details

GeForce 940MXGeForce 9800 GX2
TDP23 wattsvs197 watts
Release Date28 Jun 2016vs18 Mar 2008

Raw Performance comparison

Pixel Rate

  • GeForce 940MX
    6.36 GP/s
  • GeForce 9800 GX2
    19.20 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce 940MX
    19.08 GT/s
  • GeForce 9800 GX2
    76.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce 940MX
    40.10 GB/s
  • GeForce 9800 GX2
    128.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce 940MX
    610.60 GFLOPs
  • GeForce 9800 GX2
    768.00 GFLOPs

GFLOPs - higher is better