Lenovo SL500 looks rape and on sale
however, for the following options are any worth the upgrade for what i need?
Processor 1
Intel Celeron Dual Core T1600 processor (1.66GHz 667MHz 1MBL2)
Intel Core 2 Duo processor T6570 (2.1GHz 800MHz 2MBL2) [add $50.00]
Intel Core 2 Duo processor P8600 (2.40GHz 1066MHz 3MBL2) [add $175.00]
Intel Core 2 Duo processor T9400 (2.53GHz, 6MB L2,1066MHz) [add $295.00]
Operating system 12
All Genuine Windows Vista operating systems include Service Pack 1. Windows recovery media is not included.
Genuine Windows Vista Home Basic
Genuine Windows Vista Home Premium [add $49.00] [Lenovo recommended]
Hard drive 4
160GB Hard Disk Drive, 5400rpm
250GB Hard Disk Drive, 5400rpm [add $35.00]
160GB Hard Disk Drive, 7200rpm [add $35.00]
320GB Hard Disk Drive, 5400rpm [add $80.00] [Lenovo recommended]
Intel Turbo Memory hard drive cache
None
Intel Turbo Memory 1.6, 2GB [$0.00]
Battery 60
6 cell Li-Ion Battery (2.4Ah)
9 cell Li-Ion Battery [add $50.00] [Lenovo recommended]
^how long will 6 cell last compared to 9 cell? will it effect the weight much?