Radeon HD 8570 OEM vs Radeon HD 8490 OEM

Radeon HD 8570 OEM
Memory: 2048Mb GDDR3DESKTOP
Release date: 8 Jan 2013
Radeon HD 8570 OEM
Radeon HD 8490 OEM
Memory: 1024Mb DDR3DESKTOP
Release date: 23 Jul 2013
Radeon HD 8490 OEM

Summary

Reasons to consider Radeon HD 8570 OEM

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon HD 8490 OEM

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon HD 8570 OEM

HWBench recommends Radeon HD 8570 OEM

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 8570 OEMRadeon HD 8490 OEM
GPU NameOland ()vsCaicos (Caicos XTX)
Fab Process28 nmvs40 nm
Die Size90 mm²vs67 mm²
Transistors1,040 millionvs370 million
Shaders320vs160
Compute Units5vs2
Core clock730 MHzvs875 MHz
ROPs8vs4
TMUs20vs8

Memory Configuration

Radeon HD 8570 OEMRadeon HD 8490 OEM
Memory TypeGDDR3vsDDR3
Bus Width128 bitvs64 bit
Memory Speed900 MHz
1800 MHz effective
vs900 MHz
1800 MHz effective
Memory Size2048 Mbvs1024 Mb

Additional details

Radeon HD 8570 OEMRadeon HD 8490 OEM
TDP50 wattsvs35 watts
Release Date8 Jan 2013vs23 Jul 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 8570 OEM
    5.84 GP/s
  • Radeon HD 8490 OEM
    3.50 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 8570 OEM
    14.60 GT/s
  • Radeon HD 8490 OEM
    7.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 8570 OEM
    28.80 GB/s
  • Radeon HD 8490 OEM
    14.40 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 8570 OEM
    467.20 GFLOPs
  • Radeon HD 8490 OEM
    280.00 GFLOPs

GFLOPs - higher is better