Radeon HD 4670 vs Radeon HD 6770 Green Edition

Radeon HD 4670
Memory: 512Mb GDDR3DESKTOP
Release date: 10 Sep 2008
Radeon HD 4670
Radeon HD 6770 Green Edition
Memory: 2048Mb GDDR3DESKTOP
Release date: 19 Apr 2013
Radeon HD 6770 Green Edition
You are comparing OEM or variant versions of at least one VGA. Did you mean Radeon HD 4670 vs Radeon HD 6770 instead?

Summary

Reasons to consider Radeon HD 4670

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 6770 Green Edition

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon HD 6770 Green Edition

HWBench recommends Radeon HD 6770 Green Edition

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 4670Radeon HD 6770 Green Edition
GPU NameRV730 (RV730 XT)vsJuniper (Juniper PRO)
Fab Process55 nmvs40 nm
Die Size146 mm²vs166 mm²
Transistors514 millionvs1,040 million
Shaders320vs720
Compute Units4vs9
Core clock750 MHzvs700 MHz
ROPs8vs16
TMUs32vs36

Memory Configuration

Radeon HD 4670Radeon HD 6770 Green Edition
Memory TypeGDDR3vsGDDR3
Bus Width128 bitvs128 bit
Memory Speed800 MHz
1600 MHz effective
vs667 MHz
1334 MHz effective
Memory Size512 Mbvs2048 Mb

Additional details

Radeon HD 4670Radeon HD 6770 Green Edition
TDP59 wattsvs86 watts
Release Date10 Sep 2008vs19 Apr 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 4670
    6.00 GP/s
  • Radeon HD 6770 Green Edition
    11.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4670
    24.00 GT/s
  • Radeon HD 6770 Green Edition
    25.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4670
    25.60 GB/s
  • Radeon HD 6770 Green Edition
    21.30 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4670
    480.00 GFLOPs
  • Radeon HD 6770 Green Edition
    1008.00 GFLOPs

GFLOPs - higher is better