Radeon HD 6490 vs Radeon HD 6390

Radeon HD 6490
Memory: 1024Mb DDR2DESKTOP
Release date: 4 Jul 2011
Radeon HD 6490
Radeon HD 6390
Memory: 1024Mb DDR2DESKTOP
Release date: 4 Jul 2011
Radeon HD 6390

Summary

Reasons to consider Radeon HD 6490

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

Reasons to consider Radeon HD 6390

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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 6490Radeon HD 6390
GPU NameRedwood (Redwood LE)vsRedwood (Redwood LE)
Fab Process40 nmvs40 nm
Die Size104 mm²vs104 mm²
Transistors627 millionvs627 million
Shaders320vs320
Compute Units4vs4
Core clock550 MHzvs550 MHz
ROPs8vs8
TMUs16vs16

Memory Configuration

Radeon HD 6490Radeon HD 6390
Memory TypeDDR2vsDDR2
Bus Width128 bitvs128 bit
Memory Speed500 MHz
1000 MHz effective
vs500 MHz
1000 MHz effective
Memory Size1024 Mbvs1024 Mb

Additional details

Radeon HD 6490Radeon HD 6390
TDP39 wattsvs39 watts
Release Date4 Jul 2011vs4 Jul 2011

Raw Performance comparison

Pixel Rate

  • Radeon HD 6490
    4.40 GP/s
  • Radeon HD 6390
    4.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 6490
    8.80 GT/s
  • Radeon HD 6390
    8.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 6490
    16.00 GB/s
  • Radeon HD 6390
    16.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 6490
    352.00 GFLOPs
  • Radeon HD 6390
    352.00 GFLOPs

GFLOPs - higher is better