HD Graphics 2000 (Sandy Bridge GT1) vs GeForce GT 640

HD Graphics 2000 (Sandy Bridge GT1)
Memory: 0Mb System SharedDESKTOP
Release date: 5 Jan 2011
HD Graphics 2000 (Sandy Bridge GT1)
GeForce GT 640
Memory: 2048Mb DDR3DESKTOP
Release date: 5 Jun 2012
GeForce GT 640

Summary

Reasons to consider HD Graphics 2000 (Sandy Bridge GT1)

Reasons to consider GeForce GT 640

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)
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GT 640

HWBench recommends GeForce GT 640

Based on theoretical specifications.


Specifications

Core Configuration

HD Graphics 2000 (Sandy Bridge GT1)GeForce GT 640
GPU NameSandy Bridge GT1 ()vsGK107 (GK107-300-A2)
Fab Process32 nmvs28 nm
Die Size149 mm²vs118 mm²
Transistors189 millionvs1,270 million
Shaders6vs384
Compute Units0vs2
Core clock850 MHzvs902 MHz
ROPs1vs16
TMUs1vs32

Memory Configuration

HD Graphics 2000 (Sandy Bridge GT1)GeForce GT 640
Memory TypeSystem SharedvsDDR3
Bus WidthSystem Sharedvs128 bit
Memory SpeedSystem Sharedvs891 MHz
1782 MHz effective
Memory Size0 Mbvs2048 Mb

Additional details

HD Graphics 2000 (Sandy Bridge GT1)GeForce GT 640
TDP0 wattsvs65 watts
Release Date5 Jan 2011vs5 Jun 2012

Raw Performance comparison

Pixel Rate

  • HD Graphics 2000 (Sandy Bridge GT1)
    0.85 GP/s
  • GeForce GT 640
    7.22 GP/s

GigaPixels - higher is better

Texel Rate

  • HD Graphics 2000 (Sandy Bridge GT1)
    0.85 GT/s
  • GeForce GT 640
    28.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • HD Graphics 2000 (Sandy Bridge GT1)
    0.00 GB/s
  • GeForce GT 640
    28.50 GB/s

GB/s - higher is better

Single precision performance

  • HD Graphics 2000 (Sandy Bridge GT1)
    10.20 GFLOPs
  • GeForce GT 640
    692.70 GFLOPs

GFLOPs - higher is better