Radeon HD 2400 vs Radeon HD 3870 Mac Edition

Radeon HD 2400
Memory: 256Mb DDR2DESKTOP
Release date: 19 Feb 2008
Radeon HD 2400
Radeon HD 3870 Mac Edition
Memory: 512Mb GDDR4DESKTOP
Release date: 12 Jun 2008
Radeon HD 3870 Mac Edition

Summary

Reasons to consider Radeon HD 2400

86 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 3870 Mac Edition .
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 3870 Mac Edition

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications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 3870 Mac Edition

HWBench recommends Radeon HD 3870 Mac Edition

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 2400Radeon HD 3870 Mac Edition
GPU NameRV610 ()vsRV670 (RV670 XT)
Fab Process65 nmvs55 nm
Die Size85 mm²vs192 mm²
Transistors180 millionvs666 million
Shaders40vs320
Compute Units2vs4
Core clock398 MHzvs777 MHz
ROPs4vs16
TMUs4vs16

Memory Configuration

Radeon HD 2400Radeon HD 3870 Mac Edition
Memory TypeDDR2vsGDDR4
Bus Width64 bitvs256 bit
Memory Speed495 MHz
990 MHz effective
vs1126 MHz
2252 MHz effective
Memory Size256 Mbvs512 Mb

Additional details

Radeon HD 2400Radeon HD 3870 Mac Edition
TDP20 wattsvs106 watts
Release Date19 Feb 2008vs12 Jun 2008

Raw Performance comparison

Pixel Rate

  • Radeon HD 2400
    1.59 GP/s
  • Radeon HD 3870 Mac Edition
    12.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 2400
    1.59 GT/s
  • Radeon HD 3870 Mac Edition
    12.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 2400
    7.92 GB/s
  • Radeon HD 3870 Mac Edition
    72.10 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 2400
    31.84 GFLOPs
  • Radeon HD 3870 Mac Edition
    497.30 GFLOPs

GFLOPs - higher is better