Radeon HD 6670 vs Radeon HD 6770 Green Edition

Radeon HD 6670
Memory: 1024Mb GDDR5DESKTOP
Release date: 19 Apr 2011
Radeon HD 6670
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 6670 vs Radeon HD 6770 instead?

Summary

Reasons to consider Radeon HD 6670

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

No clear winner declared

We have no data to declare a winner at this time.


Specifications

Core Configuration

Radeon HD 6670Radeon HD 6770 Green Edition
GPU NameTurks (Turks XT)vsJuniper (Juniper PRO)
Fab Process40 nmvs40 nm
Die Size118 mm²vs166 mm²
Transistors716 millionvs1,040 million
Shaders480vs720
Compute Units6vs9
Core clock800 MHzvs700 MHz
ROPs8vs16
TMUs24vs36

Memory Configuration

Radeon HD 6670Radeon HD 6770 Green Edition
Memory TypeGDDR5vsGDDR3
Bus Width128 bitvs128 bit
Memory Speed1000 MHz
4000 MHz effective
vs667 MHz
1334 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

Radeon HD 6670Radeon HD 6770 Green Edition
TDP66 wattsvs86 watts
Release Date19 Apr 2011vs19 Apr 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 6670
    6.40 GP/s
  • Radeon HD 6770 Green Edition
    11.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 6670
    19.20 GT/s
  • Radeon HD 6770 Green Edition
    25.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 6670
    64.00 GB/s
  • Radeon HD 6770 Green Edition
    21.30 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 6670
    768.00 GFLOPs
  • Radeon HD 6770 Green Edition
    1008.00 GFLOPs

GFLOPs - higher is better