GeForce GT 520 vs Radeon HD 7770 GHz Edition

GeForce GT 520
Memory: 1024Mb DDR3DESKTOP
Release date: 13 Apr 2011
GeForce GT 520
Radeon HD 7770 GHz Edition
Memory: 1024Mb GDDR5DESKTOP
Release date: 15 Feb 2012
Radeon HD 7770 GHz Edition

Summary

Synthetic performance index

  • GeForce GT 520
    100%
  • Radeon HD 7770 GHz Edition
    731%

Relative performance

Reasons to consider GeForce GT 520

51 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7770 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Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications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 7770 GHz Edition

This is a much newer product, it might have better long term support.
Around 631% 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 7770 GHz Edition

HWBench recommends Radeon HD 7770 GHz Edition

The Radeon HD 7770 GHz Edition is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 520Radeon HD 7770 GHz Edition
GPU NameGF119 (GF119-300-A1)vsCape Verde (Cape Verde XT)
Fab Process40 nmvs28 nm
Die Size79 mm²vs123 mm²
Transistors292 millionvs1,500 million
Shaders48vs640
Compute Units1vs10
Core clock810 MHzvs1000 MHz
ROPs4vs16
TMUs8vs40

Memory Configuration

GeForce GT 520Radeon HD 7770 GHz Edition
Memory TypeDDR3vsGDDR5
Bus Width64 bitvs128 bit
Memory Speed900 MHz
1800 MHz effective
vs1125 MHz
4500 MHz effective
Memory Size1024 Mbvs1024 Mb

Additional details

GeForce GT 520Radeon HD 7770 GHz Edition
TDP29 wattsvs80 watts
Release Date13 Apr 2011vs15 Feb 2012

Raw Performance comparison

Pixel Rate

  • GeForce GT 520
    1.62 GP/s
  • Radeon HD 7770 GHz Edition
    16.00 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 520
    6.48 GT/s
  • Radeon HD 7770 GHz Edition
    40.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 520
    14.40 GB/s
  • Radeon HD 7770 GHz Edition
    72.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 520
    155.50 GFLOPs
  • Radeon HD 7770 GHz Edition
    1280.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 520
    570
  • Radeon HD 7770 GHz Edition
    4170

Points (higher is better)