GeForce GT 520 vs Radeon HD 7850

GeForce GT 520
Memory: 1024Mb DDR3DESKTOP
Release date: 13 Apr 2011
GeForce GT 520
Radeon HD 7850
Memory: 2048Mb GDDR5DESKTOP
Release date: 5 Mar 2012
Radeon HD 7850

Summary

Synthetic performance index

  • GeForce GT 520
    100%
  • Radeon HD 7850
    1196%

Relative performance

Reasons to consider GeForce GT 520

101 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7850 .
Supports PhysX
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 7850

This is a much newer product, it might have better long term support.
Around 1096% 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 7850

HWBench recommends Radeon HD 7850

The Radeon HD 7850 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 520Radeon HD 7850
GPU NameGF119 (GF119-300-A1)vsPitcairn (Pitcairn PRO)
Fab Process40 nmvs28 nm
Die Size79 mm²vs212 mm²
Transistors292 millionvs2,800 million
Shaders48vs1024
Compute Units1vs16
Core clock810 MHzvs860 MHz
ROPs4vs32
TMUs8vs64

Memory Configuration

GeForce GT 520Radeon HD 7850
Memory TypeDDR3vsGDDR5
Bus Width64 bitvs256 bit
Memory Speed900 MHz
1800 MHz effective
vs1200 MHz
4800 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

GeForce GT 520Radeon HD 7850
TDP29 wattsvs130 watts
Release Date13 Apr 2011vs5 Mar 2012

Raw Performance comparison

Pixel Rate

  • GeForce GT 520
    1.62 GP/s
  • Radeon HD 7850
    27.50 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 520
    6.48 GT/s
  • Radeon HD 7850
    55.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 520
    14.40 GB/s
  • Radeon HD 7850
    154.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 520
    155.50 GFLOPs
  • Radeon HD 7850
    1761.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 520
    570
  • Radeon HD 7850
    6820

Points (higher is better)