I've just bought an Dell Inspiron 1525 with the following spec:
C2D T8300 2.4Ghz
3Gb Ram
250Gb Hdd
DVD-RW
15.4" 1680 x 1050 truelife screen
Bluetooth, HDMI, wireless, 2MP Webcam etc...
Cost me £510 with the Dell 15% off coupon. I'm sure it can't be beaten for the money.