Radeon HD 4670 X2 vs GeForce GT 620

Radeon HD 4670 X2
Memory: 512Mb GDDR3DESKTOP
Release date: 10 Sep 2008
Radeon HD 4670 X2
GeForce GT 620
Memory: 1024Mb DDR3DESKTOP
Release date: 15 May 2012
GeForce GT 620

Summary

Reasons to consider Radeon HD 4670 X2

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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications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 620

69 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 4670 X2 .
This is a much newer product, it might have better long term support.
Supports PhysX
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

Radeon HD 4670 X2

HWBench recommends Radeon HD 4670 X2

Based on theoretical specifications.


Specifications

Core Configuration

Radeon HD 4670 X2GeForce GT 620
GPU NameRV730 (RV730 XT)vsGF108 (GF108-100-KB-A1)
Fab Process55 nmvs40 nm
Die Size146 mm²vs116 mm²
Transistors514 millionvs585 million
Shaders320vs96
Compute Units4vs2
Core clock750 MHzvs700 MHz
ROPs8vs4
TMUs32vs16

Memory Configuration

Radeon HD 4670 X2GeForce GT 620
Memory TypeGDDR3vsDDR3
Bus Width128 bit x2vs64 bit
Memory Speed700 MHz
1400 MHz effective
vs900 MHz
1800 MHz effective
Memory Size512 Mbvs1024 Mb

Additional details

Radeon HD 4670 X2GeForce GT 620
TDP118 wattsvs49 watts
Release Date10 Sep 2008vs15 May 2012

Raw Performance comparison

Pixel Rate

  • Radeon HD 4670 X2
    12.00 GP/s
  • GeForce GT 620
    2.80 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4670 X2
    48.00 GT/s
  • GeForce GT 620
    11.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4670 X2
    44.80 GB/s
  • GeForce GT 620
    14.40 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4670 X2
    960.00 GFLOPs
  • GeForce GT 620
    268.80 GFLOPs

GFLOPs - higher is better