Radeon HD 4750 vs Radeon HD 5770

Radeon HD 4750
Memory: 512Mb GDDR5DESKTOP
Release date: 9 Sep 2009
Radeon HD 4750
Radeon HD 5770
Memory: 1024Mb GDDR5DESKTOP
Release date: 13 Oct 2009
Radeon HD 5770

Summary

Reasons to consider Radeon HD 4750

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

Reasons to consider Radeon HD 5770

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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 4750Radeon HD 5770
GPU NameRV740 (RV740 PRO)vsJuniper (Juniper XT)
Fab Process40 nmvs40 nm
Die Size137 mm²vs166 mm²
Transistors826 millionvs1,040 million
Shaders640vs800
Compute Units8vs10
Core clock730 MHzvs850 MHz
ROPs16vs16
TMUs32vs40

Memory Configuration

Radeon HD 4750Radeon HD 5770
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs128 bit
Memory Speed800 MHz
3200 MHz effective
vs1200 MHz
4800 MHz effective
Memory Size512 Mbvs1024 Mb

Additional details

Radeon HD 4750Radeon HD 5770
TDP100 wattsvs108 watts
Release Date9 Sep 2009vs13 Oct 2009

Raw Performance comparison

Pixel Rate

  • Radeon HD 4750
    11.70 GP/s
  • Radeon HD 5770
    13.60 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4750
    23.40 GT/s
  • Radeon HD 5770
    34.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4750
    51.20 GB/s
  • Radeon HD 5770
    76.80 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4750
    934.40 GFLOPs
  • Radeon HD 5770
    1360.00 GFLOPs

GFLOPs - higher is better