Radeon HD 3850 AGP vs Radeon HD 4520

Radeon HD 3850 AGP
Memory: 512Mb GDDR3 DESKTOP
Release date: 3 Jan 2008
Radeon HD 3850 AGP
Radeon HD 4520
Memory: 512Mb DDR2 DESKTOP
Release date: 2 Dec 2009
Radeon HD 4520

Summary

Reasons to consider Radeon HD 3850 AGP

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

Reasons to consider Radeon HD 4520

50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 3850 AGP .
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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

Radeon HD 3850 AGP

HWBench recommends Radeon HD 3850 AGP

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 3850 AGP Radeon HD 4520
GPU Name RV670 (RV670 PRO) vs RV710 ()
Fab Process 55 nm vs 55 nm
Die Size 192 mm² vs 73 mm²
Transistors 666 million vs 242 million
Shaders 320 vs 80
Compute Units 4 vs 1
Core clock 668 MHz vs 600 MHz
ROPs 16 vs 4
TMUs 16 vs 8

Memory Configuration

Radeon HD 3850 AGP Radeon HD 4520
Memory Type GDDR3 vs DDR2
Bus Width 256 bit vs 64 bit
Memory Speed 828 MHz
1656 MHz effective
vs 400 MHz
800 MHz effective
Memory Size 512 Mb vs 512 Mb

Additional details

Radeon HD 3850 AGP Radeon HD 4520
TDP 75 watts vs 25 watts
Release Date 3 Jan 2008 vs 2 Dec 2009

Raw Performance comparison

Pixel Rate

  • Radeon HD 3850 AGP
    10.70 GP/s
  • Radeon HD 4520
    2.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 3850 AGP
    10.70 GT/s
  • Radeon HD 4520
    4.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 3850 AGP
    53.00 GB/s
  • Radeon HD 4520
    6.40 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 3850 AGP
    427.50 GFLOPs
  • Radeon HD 4520
    96.00 GFLOPs

GFLOPs - higher is better