Radeon HD 4580 vs Radeon HD 5470

Radeon HD 4580
Memory: 512Mb GDDR3DESKTOP
Release date: 20 Nov 2011
Radeon HD 4580
Radeon HD 5470
Memory: 512Mb GDDR3DESKTOP
Release date: 13 Feb 2012
Radeon HD 5470

Summary

Reasons to consider Radeon HD 4580

Higher theoretical gaming performance, based on specifications.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 5470

46 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 4580 .
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon HD 4580

HWBench recommends Radeon HD 4580

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 4580Radeon HD 5470
GPU NameRV635 (RV635 PRO)vsCedar (Cedar PRO)
Fab Process55 nmvs40 nm
Die Size135 mm²vs59 mm²
Transistors378 millionvs292 million
Shaders120vs80
Compute Units3vs2
Core clock796 MHzvs650 MHz
ROPs4vs4
TMUs8vs8

Memory Configuration

Radeon HD 4580Radeon HD 5470
Memory TypeGDDR3vsGDDR3
Bus Width128 bitvs64 bit
Memory Speed693 MHz
1386 MHz effective
vs400 MHz
800 MHz effective
Memory Size512 Mbvs512 Mb

Additional details

Radeon HD 4580Radeon HD 5470
TDP65 wattsvs19 watts
Release Date20 Nov 2011vs13 Feb 2012

Raw Performance comparison

Pixel Rate

  • Radeon HD 4580
    3.18 GP/s
  • Radeon HD 5470
    2.60 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4580
    6.37 GT/s
  • Radeon HD 5470
    5.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4580
    22.20 GB/s
  • Radeon HD 5470
    6.40 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4580
    191.00 GFLOPs
  • Radeon HD 5470
    104.00 GFLOPs

GFLOPs - higher is better