Radeon HD 5970 vs Radeon R9 280X

Radeon HD 5970
Memory: 1024Mb GDDR5DESKTOP
Release date: 18 Nov 2009
Radeon HD 5970
Radeon R9 280X
Memory: 3072Mb GDDR5DESKTOP
Release date: 8 Oct 2013
Radeon R9 280X

Summary

Synthetic performance index

  • Radeon HD 5970
    100%
  • Radeon R9 280X
    147%

Relative performance

Reasons to consider Radeon HD 5970

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon R9 280X

44 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 5970 .
This is a much newer product, it might have better long term support.
Around 47% higher average synthetic performance.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 R9 280X

HWBench recommends Radeon R9 280X

The Radeon R9 280X is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 5970Radeon R9 280X
GPU NameHemlock (Hemlock XT)vsTahiti (Tahiti XTL)
Fab Process40 nmvs28 nm
Die Size334 mm²vs352 mm²
Transistors2,154 millionvs4,313 million
Shaders1600vs2048
Compute Units20vs32
Core clock725 MHzvs850 MHz
ROPs32vs32
TMUs80vs128

Memory Configuration

Radeon HD 5970Radeon R9 280X
Memory TypeGDDR5vsGDDR5
Bus Width256 bit x2vs384 bit
Memory Speed1000 MHz
4000 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size1024 Mbvs3072 Mb

Additional details

Radeon HD 5970Radeon R9 280X
TDP294 wattsvs250 watts
Release Date18 Nov 2009vs8 Oct 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 5970
    46.40 GP/s
  • Radeon R9 280X
    27.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 5970
    116.00 GT/s
  • Radeon R9 280X
    109.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 5970
    256.00 GB/s
  • Radeon R9 280X
    288.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 5970
    4640.00 GFLOPs
  • Radeon R9 280X
    3482.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 5970
    7410
  • Radeon R9 280X
    10960

Points (higher is better)