I just bought a three Geovision camera link below 
http://www.geovision.com.tw/english/Prod_GVIPCAMVD120D.asp 
  
I need to build the computer,below specs will work or not. any other advice appreciated. 
  
CPU Type - Intel Pentium 4 i7 950 OR i5 650 
Motherboard - intel BOXDX58OG LGA 1366 l X58 SATA 6Gb/s 
Video Adapter - EVGA 460 PCI Express card 
System Memory - DDR3 6gb Ram 
Hard Drive- Western Digital Caviar Black WD2002FAEX 2TB 6.0Gb/s  
  
Thanks,