GeForce GTX 1080 vs Radeon HD 4650

GeForce GTX 1080
Memory: 8192Mb GDDR5XDESKTOP
Release date: 27 May 2016
GeForce GTX 1080
Radeon HD 4650
Memory: 256Mb GDDR3DESKTOP
Release date: 10 Sep 2008
Radeon HD 4650

Summary

Reasons to consider GeForce GTX 1080

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Supports Direct3D 12 Async Compute
Based on an outdated architecture (Nvidia Pascal), there may be no performance optimizations for current games and applications

Reasons to consider Radeon HD 4650

132 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 1080 .
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

GeForce GTX 1080

HWBench recommends GeForce GTX 1080

Based on theoretical specifications.


Specifications

Core Configuration

GeForce GTX 1080Radeon HD 4650
GPU NameGP104 (GP104-400-A1)vsRV730 (RV730 PRO)
Fab Process16 nmvs55 nm
Die Size314 mm²vs146 mm²
Transistors7,200 millionvs514 million
Shaders2560vs320
Compute Units20vs4
Core clock1607 MHzvs600 MHz
ROPs64vs8
TMUs160vs32

Memory Configuration

GeForce GTX 1080Radeon HD 4650
Memory TypeGDDR5XvsGDDR3
Bus Width256 bitvs128 bit
Memory Speed1251 MHz
10008 MHz effective
vs700 MHz
1400 MHz effective
Memory Size8192 Mbvs256 Mb

Additional details

GeForce GTX 1080Radeon HD 4650
TDP180 wattsvs48 watts
Release Date27 May 2016vs10 Sep 2008

Raw Performance comparison

Pixel Rate

  • GeForce GTX 1080
    102.80 GP/s
  • Radeon HD 4650
    4.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 1080
    257.10 GT/s
  • Radeon HD 4650
    19.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 1080
    320.00 GB/s
  • Radeon HD 4650
    22.40 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 1080
    8228.00 GFLOPs
  • Radeon HD 4650
    384.00 GFLOPs

GFLOPs - higher is better