Radeon HD 5830 vs GeForce GT 420 OEM

Radeon HD 5830
Memory: 1024Mb GDDR5DESKTOP
Release date: 25 Feb 2010
Radeon HD 5830
GeForce GT 420 OEM
Memory: 1048Mb DDR3DESKTOP
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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications.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 game and synthetic benchmarks, and theoretical specifications.

Specifications

Core Configuration

Radeon HD 5830GeForce GT 420 OEM
GPU NameCypress (Cypress LE)vsGF108 (GF108-200-A1)
Fab Process40 nmvs40 nm
Die Size334 mm²vs116 mm²
Transistors2,154 millionvs585 million
Shaders1120vs48
Compute Units14vs1
Core clock800 MHzvs700 MHz
ROPs16vs4
TMUs56vs4

Memory Configuration

Radeon HD 5830GeForce GT 420 OEM
Memory TypeGDDR5vsDDR3
Bus Width256 bitvs128 bit
Memory Speed1000 MHz
4000 MHz effective
vs900 MHz
1800 MHz effective
Memory Size1024 Mbvs1048 Mb

Additional details

Radeon HD 5830GeForce GT 420 OEM
TDP175 wattsvs50 watts
Release Date25 Feb 2010vs3 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