Mantra Cheapo Recommendation:

A64 2800+ Retail - $120
Epox EP-8KDA3J - $74
2x256 mb Geil Value - $75
Cooler Master Cavalier 3 /w 350watt - $69.99
Samsung 40gb - $46.33
52x CDROM - $23
ATI x700 pro - $162

$570.32 bux total.

I guess you could chip in a little more for a more decent sound card.