My working whitebox specs for ESXi 5.0 U1

MB:INTEL BOX-DQ67SWB3 (The Main board Support VMDirectPath)
CPU: Intel I7-2600
Ram: Cosair DDR3 1333 4G x 4
Storage Controller: Onboard SATA in raid mode
Storage harddisk: Seagate 160G SATA x 1
Network Card: Onboard Intel NIC (Need to add the 82579Ldriver) +
Intel Gigabit CT Desktop PCI-E 1X Card EXPI9301CTBLK and
Intel Dual Port Gigabit PCI-E 4X Card 82571EB
LSI 9260-8i with BBU
OnBoard NEC uPD720200A USB 3.0
NEC uPD720200A USB 3.0 Addon Card

Windows server 2008 R2 can use VMdirectPath to direct access the LSI 9260-8i SAS card and onboard NEC uPD720200A USB3.0 or addon card.