GeForce GT 630 vs Radeon HD 7970 GHz Edition

GeForce GT 630
Memory: 1024Mb DDR3DESKTOP
Release date: 15 May 2012
GeForce GT 630
Radeon HD 7970 GHz Edition
Memory: 3072Mb GDDR5DESKTOP
Release date: 22 Jun 2012
Radeon HD 7970 GHz Edition

Summary

Synthetic performance index

  • GeForce GT 630
    100%
  • Radeon HD 7970 GHz Edition
    966%

Relative performance

Reasons to consider GeForce GT 630

235 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7970 GHz Edition .
Supports PhysX
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 7970 GHz Edition

Around 866% higher average synthetic performance.
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon HD 7970 GHz Edition

HWBench recommends Radeon HD 7970 GHz Edition

The Radeon HD 7970 GHz Edition is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 630Radeon HD 7970 GHz Edition
GPU NameGF108 (GF108-400-A1)vsTahiti (Tahiti XT2)
Fab Process40 nmvs28 nm
Die Size116 mm²vs352 mm²
Transistors585 millionvs4,313 million
Shaders96vs2048
Compute Units2vs32
Core clock810 MHzvs1000 MHz
ROPs4vs32
TMUs16vs128

Memory Configuration

GeForce GT 630Radeon HD 7970 GHz Edition
Memory TypeDDR3vsGDDR5
Bus Width128 bitvs384 bit
Memory Speed900 MHz
1800 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size1024 Mbvs3072 Mb

Additional details

GeForce GT 630Radeon HD 7970 GHz Edition
TDP65 wattsvs300 watts
Release Date15 May 2012vs22 Jun 2012

Raw Performance comparison

Pixel Rate

  • GeForce GT 630
    3.24 GP/s
  • Radeon HD 7970 GHz Edition
    32.00 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 630
    13.00 GT/s
  • Radeon HD 7970 GHz Edition
    128.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 630
    28.80 GB/s
  • Radeon HD 7970 GHz Edition
    288.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 630
    311.00 GFLOPs
  • Radeon HD 7970 GHz Edition
    4096.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 630
    1120
  • Radeon HD 7970 GHz Edition
    10830

Points (higher is better)