These are a minimum requirements:

A pentium IV 2 gig and above
min 512 Ram (DDR or RD) no SD!!!! - i prefer RD
at GF4 Ti4200
60 gig harddrive
A writer
A DVD
a 2.1 surround sound system
17" monitor
A future proof and upgreadable motherboard


The Ideal system would be:
A 2.53 Gig system
768 RDRam
A GF4 Ti4600 128megs
80 Gig Harddrive
A writer
A DVD
A 19" monitor
A 4.1 surround ystem
A future proof system... 533 fsb, etc etc

The perfect Maya box would be:
A dual Xeon 2.4
1 GIG RdRam PC1066
A Quadro 4 XGL graphics card
140 Gig Harddrive
A 19" monitor