Radeon HD 5870 Eyefinity 6 vs Radeon HD 7970 X2

Radeon HD 5870 Eyefinity 6
Memory: 2048Mb GDDR5DESKTOP
Release date: 11 Mar 2010
Radeon HD 5870 Eyefinity 6
Radeon HD 7970 X2
Memory: 3072Mb GDDR5DESKTOP
Release date: 31 Aug 2012
Radeon HD 7970 X2
You are comparing OEM or variant versions of at least one VGA. Did you mean Radeon HD 5870 vs Radeon HD 7990 instead?

Summary

Reasons to consider Radeon HD 5870 Eyefinity 6

272 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7970 X2 .
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 7970 X2

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon HD 7970 X2

HWBench recommends Radeon HD 7970 X2

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 5870 Eyefinity 6Radeon HD 7970 X2
GPU NameCypress (Cypress XT)vsNew Zealand ()
Fab Process40 nmvs28 nm
Die Size334 mm²vs365 mm²
Transistors2,154 millionvs4,313 million
Shaders1600vs2048
Compute Units20vs32
Core clock850 MHzvs925 MHz
ROPs32vs32
TMUs80vs128

Memory Configuration

Radeon HD 5870 Eyefinity 6Radeon HD 7970 X2
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs384 bit x2
Memory Speed1200 MHz
4800 MHz effective
vs1375 MHz
5500 MHz effective
Memory Size2048 Mbvs3072 Mb

Additional details

Radeon HD 5870 Eyefinity 6Radeon HD 7970 X2
TDP228 wattsvs500 watts
Release Date11 Mar 2010vs31 Aug 2012

Raw Performance comparison

Pixel Rate

  • Radeon HD 5870 Eyefinity 6
    27.20 GP/s
  • Radeon HD 7970 X2
    59.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 5870 Eyefinity 6
    68.00 GT/s
  • Radeon HD 7970 X2
    236.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 5870 Eyefinity 6
    154.00 GB/s
  • Radeon HD 7970 X2
    528.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 5870 Eyefinity 6
    2720.00 GFLOPs
  • Radeon HD 7970 X2
    7578.00 GFLOPs

GFLOPs - higher is better