GeForce GTX 970M vs GeForce GTX 680

GeForce GTX 970M
Memory: 6144Mb GDDR5MOBILE
Release date: 7 Oct 2014
GeForce GTX 970M
GeForce GTX 680
Memory: 2048Mb GDDR5DESKTOP
Release date: 22 Mar 2012
GeForce GTX 680

Summary

Synthetic performance index

  • GeForce GTX 970M
    100%
  • GeForce GTX 680
    108%

Relative performance

Reasons to consider GeForce GTX 970M

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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 680

Around 8% 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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GTX 680

HWBench recommends GeForce GTX 680

The GeForce GTX 680 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTX 970MGeForce GTX 680
GPU NameGM204 (N16E-GT-A2)vsGK104 (GK104-400-A2)
Fab Process28 nmvs28 nm
Die Size398 mm²vs294 mm²
Transistors5,200 millionvs3,540 million
Shaders1280vs1536
Compute Units10vs8
Core clock1038 MHzvs1006 MHz
ROPs48vs32
TMUs80vs128

Memory Configuration

GeForce GTX 970MGeForce GTX 680
Memory TypeGDDR5vsGDDR5
Bus Width192 bitvs256 bit
Memory Speed1253 MHz
5012 MHz effective
vs1502 MHz
6008 MHz effective
Memory Size6144 Mbvs2048 Mb

Additional details

GeForce GTX 970MGeForce GTX 680
TDP0 wattsvs195 watts
Release Date7 Oct 2014vs22 Mar 2012

Raw Performance comparison

Pixel Rate

  • GeForce GTX 970M
    49.80 GP/s
  • GeForce GTX 680
    32.20 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 970M
    83.00 GT/s
  • GeForce GTX 680
    129.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 970M
    120.30 GB/s
  • GeForce GTX 680
    192.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 970M
    2657.30 GFLOPs
  • GeForce GTX 680
    3090.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 970M
    9860
  • GeForce GTX 680
    10700

Points (higher is better)