Quote Originally Posted by Horsepower View Post
Orly: Core Duos are actually very energy efficient that a typical 12" can last for 7-8hrs continuous (8 or 9-cell battery pack). 4-cell (the cheapest) can last for 3-4hrs.

either something is terribly wrong with your battery or with the board's power management system.
My Core2Duo Compaq Presario V3160 laptop can only last up to a little less than 3hrs with WiFi turned on using the included 6-cell battery pack.