Radeon HD 4670 vs Radeon HD 5450

Radeon HD 4670
Memory: 512Mb GDDR3DESKTOP
Release date: 10 Sep 2008
Radeon HD 4670
Radeon HD 5450
Memory: 512Mb DDR2DESKTOP
Release date: 4 Feb 2010
Radeon HD 5450

Summary

Reasons to consider Radeon HD 4670

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications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 5450

40 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 4670 .
This is a much newer product, it might have better long term support.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon HD 4670

HWBench recommends Radeon HD 4670

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 4670Radeon HD 5450
GPU NameRV730 (RV730 XT)vsCedar (Cedar PRO)
Fab Process55 nmvs40 nm
Die Size146 mm²vs59 mm²
Transistors514 millionvs292 million
Shaders320vs80
Compute Units4vs2
Core clock750 MHzvs650 MHz
ROPs8vs4
TMUs32vs8

Memory Configuration

Radeon HD 4670Radeon HD 5450
Memory TypeGDDR3vsDDR2
Bus Width128 bitvs64 bit
Memory Speed800 MHz
1600 MHz effective
vs400 MHz
800 MHz effective
Memory Size512 Mbvs512 Mb

Additional details

Radeon HD 4670Radeon HD 5450
TDP59 wattsvs19 watts
Release Date10 Sep 2008vs4 Feb 2010

Raw Performance comparison

Pixel Rate

  • Radeon HD 4670
    6.00 GP/s
  • Radeon HD 5450
    2.60 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4670
    24.00 GT/s
  • Radeon HD 5450
    5.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4670
    25.60 GB/s
  • Radeon HD 5450
    6.40 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4670
    480.00 GFLOPs
  • Radeon HD 5450
    104.00 GFLOPs

GFLOPs - higher is better