Radeon R7 M260 vs GeForce GT 640

Radeon R7 M260
Memory: 1024Mb GDDR5MOBILE
Release date: 11 Jun 2014
Radeon R7 M260
GeForce GT 640
Memory: 2048Mb DDR3DESKTOP
Release date: 5 Jun 2012
GeForce GT 640

Summary

Synthetic performance index

  • Radeon R7 M260
    100%
  • GeForce GT 640
    116%

Relative performance

Reasons to consider Radeon R7 M260

This is a much newer product, it might have better long term support.
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider GeForce GT 640

Around 16% 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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications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 GT 640

HWBench recommends GeForce GT 640

The GeForce GT 640 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon R7 M260GeForce GT 640
GPU NameTopaz (Topaz XT)vsGK107 (GK107-300-A2)
Fab Process28 nmvs28 nm
Die Size77 mm²vs118 mm²
Transistorsunknownvs1,270 million
Shaders384vs384
Compute Units6vs2
Core clock940 MHzvs902 MHz
ROPs8vs16
TMUs24vs32

Memory Configuration

Radeon R7 M260GeForce GT 640
Memory TypeGDDR5vsDDR3
Bus Width128 bitvs128 bit
Memory Speed900 MHz
3600 MHz effective
vs891 MHz
1782 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

Radeon R7 M260GeForce GT 640
TDP0 wattsvs65 watts
Release Date11 Jun 2014vs5 Jun 2012

Raw Performance comparison

Pixel Rate

  • Radeon R7 M260
    7.52 GP/s
  • GeForce GT 640
    7.22 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R7 M260
    22.56 GT/s
  • GeForce GT 640
    28.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R7 M260
    57.60 GB/s
  • GeForce GT 640
    28.50 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R7 M260
    721.90 GFLOPs
  • GeForce GT 640
    692.70 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon R7 M260
    1880
  • GeForce GT 640
    2190

Points (higher is better)