But don't forget: RAID 5 requires at least 3 harddrives of the same size. If I were you, and price were not an issue, I'd create two harddrives in a mirror for my operating system, and three in a RAID 5 for my important files.
Still weak, I know, but getting better:
CPU: AMD AthlonXP 2500+
1.8GHz @ 333 FSB
512 DDR 2700
160 GB westerndigital hd
Dual booted with XP/Fedora Core 5
PCchips M848A mobo
nVIDIA GeForce MX 4000 video Card
Associate\'s Degree in Applied Computer Sciences.
A+ Certified for Hardware and Operating Systems. Network+ Certified