I doubt its 5% between an i5 and i7 with similar clocks (working out the percentage difference by clock speed isnt a great masure at all - otherwise I want my Prescott back
) - though it entirely depends on what apps you want to use/multi-task with and if those time savings are worth paying the extra...
If I was getting a 17" Id get the best spec going since its likely to be a DTR...
Google away
ps3ud0

If I was getting a 17" Id get the best spec going since its likely to be a DTR...
Google away

ps3ud0
