Radeon HD 5730 vs GeForce GT 640

Radeon HD 5730
Memory: 1024Mb GDDR5DESKTOP
Release date: 26 Feb 2011
Radeon HD 5730
GeForce GT 640
Memory: 2048Mb DDR3DESKTOP
Release date: 5 Jun 2012
GeForce GT 640

Summary

Reasons to consider Radeon HD 5730

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider GeForce GT 640

This is a much newer product, it might have better long term support.
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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GT 640

HWBench recommends GeForce GT 640

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 5730GeForce GT 640
GPU NameRedwood (Redwood XT)vsGK107 (GK107-300-A2)
Fab Process40 nmvs28 nm
Die Size104 mm²vs118 mm²
Transistors627 millionvs1,270 million
Shaders400vs384
Compute Units5vs2
Core clock775 MHzvs902 MHz
ROPs8vs16
TMUs20vs32

Memory Configuration

Radeon HD 5730GeForce GT 640
Memory TypeGDDR5vsDDR3
Bus Width128 bitvs128 bit
Memory Speed1000 MHz
4000 MHz effective
vs891 MHz
1782 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

Radeon HD 5730GeForce GT 640
TDP64 wattsvs65 watts
Release Date26 Feb 2011vs5 Jun 2012

Raw Performance comparison

Pixel Rate

  • Radeon HD 5730
    6.20 GP/s
  • GeForce GT 640
    7.22 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 5730
    15.50 GT/s
  • GeForce GT 640
    28.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 5730
    64.00 GB/s
  • GeForce GT 640
    28.50 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 5730
    620.00 GFLOPs
  • GeForce GT 640
    692.70 GFLOPs

GFLOPs - higher is better