Radeon HD 4850 vs GeForce GTX 650

Radeon HD 4850
Memory: 512Mb GDDR3DESKTOP
Release date: 25 Jun 2008
Radeon HD 4850
GeForce GTX 650
Memory: 1024Mb GDDR5DESKTOP
Release date: 27 Nov 2013
GeForce GTX 650

Summary

Synthetic performance index

  • Radeon HD 4850
    100%
  • GeForce GTX 650
    152%

Relative performance

Reasons to consider Radeon HD 4850

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider GeForce GTX 650

45 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 4850 .
This is a much newer product, it might have better long term support.
Around 52% higher average synthetic performance.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GTX 650

HWBench recommends GeForce GTX 650

The GeForce GTX 650 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 4850GeForce GTX 650
GPU NameRV770 (RV770 PRO)vsGK106 ()
Fab Process55 nmvs28 nm
Die Size256 mm²vs221 mm²
Transistors956 millionvs2,540 million
Shaders800vs384
Compute Units10vs2
Core clock625 MHzvs1058 MHz
ROPs16vs16
TMUs40vs32

Memory Configuration

Radeon HD 4850GeForce GTX 650
Memory TypeGDDR3vsGDDR5
Bus Width256 bitvs128 bit
Memory Speed993 MHz
1986 MHz effective
vs1250 MHz
5000 MHz effective
Memory Size512 Mbvs1024 Mb

Additional details

Radeon HD 4850GeForce GTX 650
TDP110 wattsvs65 watts
Release Date25 Jun 2008vs27 Nov 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 4850
    10.00 GP/s
  • GeForce GTX 650
    8.46 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4850
    25.00 GT/s
  • GeForce GTX 650
    33.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4850
    63.60 GB/s
  • GeForce GTX 650
    80.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4850
    1000.00 GFLOPs
  • GeForce GTX 650
    812.50 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 4850
    1890
  • GeForce GTX 650
    2880

Points (higher is better)