You'll probably be looking at £500+ Something like the Dell Inspiron 15r or similar
Genuine Windows® 7 Home Premium, 64bit
Inspiron N5110 (FCG38) - i3-2310 (2.10GHz, 3MB cache, Dual Core)
4096MB 1333MHz Dual Channel DDR3 SDRAM [1x4096]
2nd generation Intel® Core™ i3-2310M processor 2.10 GHz
500GB Serial ATA (7200RPM)
1 GB nVidia GeForce GT 525M
15.6" (40 cm) High Definition (1366X768) WLED with True-Life
1 year Collect & Return
Which is £499