Radeon HD 4770 vs Radeon HD 8550 OEM

Radeon HD 4770
Memory: 512Mb GDDR5DESKTOP
Release date: 28 Apr 2009
Radeon HD 4770
Radeon HD 8550 OEM
Memory: 1024Mb GDDR3DESKTOP
Release date: 25 Oct 2013
Radeon HD 8550 OEM

Summary

Reasons to consider Radeon HD 4770

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 8550 OEM

This is a much newer product, it might have better long term support.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications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 4770Radeon HD 8550 OEM
GPU NameRV740 ()vsTurks (Turks PRO)
Fab Process40 nmvs40 nm
Die Size137 mm²vs118 mm²
Transistors826 millionvs716 million
Shaders640vs480
Compute Units8vs6
Core clock750 MHzvs650 MHz
ROPs16vs8
TMUs32vs24

Memory Configuration

Radeon HD 4770Radeon HD 8550 OEM
Memory TypeGDDR5vsGDDR3
Bus Width128 bitvs128 bit
Memory Speed800 MHz
3200 MHz effective
vs800 MHz
1600 MHz effective
Memory Size512 Mbvs1024 Mb

Additional details

Radeon HD 4770Radeon HD 8550 OEM
TDP80 wattsvs60 watts
Release Date28 Apr 2009vs25 Oct 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 4770
    12.00 GP/s
  • Radeon HD 8550 OEM
    5.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4770
    24.00 GT/s
  • Radeon HD 8550 OEM
    15.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4770
    51.20 GB/s
  • Radeon HD 8550 OEM
    25.60 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4770
    960.00 GFLOPs
  • Radeon HD 8550 OEM
    624.00 GFLOPs

GFLOPs - higher is better