Radeon HD 5830 vs GeForce GT 420 OEM

Radeon HD 5830
Memory: 1024Mb GDDR5 DESKTOP
Release date: 25 Feb 2010
Radeon HD 5830
GeForce GT 420 OEM
Memory: 1048Mb DDR3 DESKTOP
Release date: 3 Sep 2010
GeForce GT 420 OEM

Summary

Reasons to consider Radeon HD 5830

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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 GeForce GT 420 OEM

125 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 5830 .
Supports PhysX.
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications.

Radeon HD 5830

HWBench recommends Radeon HD 5830

Based on theoretical specifications.

Specifications

Core Configuration

Radeon HD 5830 GeForce GT 420 OEM
GPU Name Cypress (Cypress LE) vs GF108 (GF108-200-A1)
Fab Process 40 nm vs 40 nm
Die Size 334 mm² vs 116 mm²
Transistors 2,154 million vs 585 million
Shaders 1120 vs 48
Compute Units 14 vs 1
Core clock 800 MHz vs 700 MHz
ROPs 16 vs 4
TMUs 56 vs 4

Memory Configuration

Radeon HD 5830 GeForce GT 420 OEM
Memory Type GDDR5 vs DDR3
Bus Width 256 bit vs 128 bit
Memory Speed 1000 MHz
4000 MHz effective
vs 900 MHz
1800 MHz effective
Memory Size 1024 Mb vs 1048 Mb

Additional details

Radeon HD 5830 GeForce GT 420 OEM
TDP 175 watts vs 50 watts
Release Date 25 Feb 2010 vs 3 Sep 2010

Raw Performance comparison

Pixel Rate

  • Radeon HD 5830
    12.80 GP/s
  • GeForce GT 420 OEM
    1.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 5830
    44.80 GT/s
  • GeForce GT 420 OEM
    2.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 5830
    128.00 GB/s
  • GeForce GT 420 OEM
    28.80 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 5830
    1792.00 GFLOPs
  • GeForce GT 420 OEM
    134.40 GFLOPs

GFLOPs - higher is better