for your uses, Vista would be the better OS. just make sure you get at least 2GB of memory and a multicore CPU
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CPU || e8400
RAM || 2GB corsair xms2 pc6400 800mhz
HDD || 2x WD Raptor 150GB 2x WD 500GB
MBO || EVGA 680i SE
GPU || Evga 8800GT Superclocked w/ Accelero
PSU || Silverstone 750 watt
Case|| Antec p182
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