Radeon R4 Graphics IGP (APU A6-6310) vs Radeon HD 6790

Radeon R4 Graphics IGP (APU A6-6310)
Memory: 0Mb System Shared DESKTOP
Release date: 11 Jun 2014
Radeon R4 Graphics IGP (APU A6-6310)
Radeon HD 6790
Memory: 1024Mb GDDR5 DESKTOP
Release date: 4 Apr 2011
Radeon HD 6790

Summary

Reasons to consider Radeon R4 Graphics IGP (APU A6-6310)

135 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 6790 .
This is a much newer product, it might have better long term support.

Reasons to consider Radeon HD 6790

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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 6790

HWBench recommends Radeon HD 6790

Based on theoretical specifications.


Specifications

Core Configuration

Radeon R4 Graphics IGP (APU A6-6310) Radeon HD 6790
GPU Name Mullins () vs Barts (Barts LE)
Fab Process 28 nm vs 40 nm
Die Size 0 mm² vs 255 mm²
Transistors unknown vs 1,700 million
Shaders 128 vs 800
Compute Units 2 vs 10
Core clock 800 MHz vs 840 MHz
ROPs 4 vs 16
TMUs 8 vs 40

Memory Configuration

Radeon R4 Graphics IGP (APU A6-6310) Radeon HD 6790
Memory Type System Shared vs GDDR5
Bus Width System Shared vs 256 bit
Memory Speed System Shared vs 1050 MHz
4200 MHz effective
Memory Size 0 Mb vs 1024 Mb

Additional details

Radeon R4 Graphics IGP (APU A6-6310) Radeon HD 6790
TDP 15 watts vs 150 watts
Release Date 11 Jun 2014 vs 4 Apr 2011

Raw Performance comparison

Pixel Rate

  • Radeon R4 Graphics IGP (APU A6-6310)
    3.20 GP/s
  • Radeon HD 6790
    13.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R4 Graphics IGP (APU A6-6310)
    6.40 GT/s
  • Radeon HD 6790
    33.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R4 Graphics IGP (APU A6-6310)
    0.00 GB/s
  • Radeon HD 6790
    134.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R4 Graphics IGP (APU A6-6310)
    204.80 GFLOPs
  • Radeon HD 6790
    1344.00 GFLOPs

GFLOPs - higher is better