which HDs should i get?#SORRY MODS#POSTED WRONG THREAD#

Should I get two of these Raid 0
http://www.newegg.com/Product/Product.asp?Item=N82E1682...
Western Digital Raptor WD740ADFD 74GB 10,000 RPM 16MB Cache Serial ATA150 Hard Drive - OEM


Or three of these Raid 0
http://www.newegg.com/Product/Product.asp?Item=N82E1682...
Western Digital Raptor WD360ADFD 36.7GB 10,000 RPM 16MB Cache Serial ATA150 Hard Drive - OEM



I dont mind loosing 20 GB if the 3 raptors will perform better.

I plan on doing rendering with Maya, Swift 3D, Lightwave, Premiere, and After Effects

What do you guys think? Im also getting a C2D E6400 (2.13Ghz), a Quadro 560, and probably 2 gigs of ddr2 533