G31 And E7200: The Real Low-Power Story

Test Setup

System Hardware
CPU II Intel Core 2 Duo E7200 (45 nm, 2.53 GHz, 3 MB L2 Cache)
Mainboard I Foxconn G31MG-S, Rev 1.0
Intel G31, BIOS: 817F1P01
Mainboard II Gigabyte EG31MF-S2, Rev. 1.1
Intel G31, BIOS: F4g
RAM 2x 2 GB DDR2-1066 Chaintech AU2G732-12GH001
HDD Seagate Barracuda 7200.11, 500 GB
7,200 RPM, SATA/300, 32 MB cache
Power Supply Fortron FSP220-60LE, 220 W

System Software & Drivers
Operating System Windows Vista Enterprise Version 6.0 (Build 6000)
Operating System Sysmark Windows XP SP2
DirectX 10 DirectX 10 (Vista default)
DirectX 9 Version: April 2007
Intel Graphics Drivers
Intel Chipset INF:
Java Java Runtime Environment 6.0 Update 1

We used a Fortron FSP220 power supply (on the right), which is sufficient for powering any mainstream PC without discrete graphics. Thanks to this power supply, the power efficiency went up considerably compared to our reference PSU, the Cooler Master RS850-EMBA (the PSU on the left).