form factor : 2u rack processor : quad-core intel xeon processor e5420 2.50 ghz 1ghz fsb 12 mb l2 cache memory : 2 gb(2 x 1 gb) ddr2 sdram memory slots : 12 dimm slots total comm : integrated gigabit ethernet graphics : ati rn50 16mb video: ddr2 ram type slots : 1 x pci express x8 half 1 x pci express x8 full 2 x pci express x4 (low profile)power supply : 2 x 835w power supply os supp : ms windows server 2003 windows 2000/advanced server red hat linux suse linux novell netware vmware esx server 2.5 dimension(h x w x d) : 85.40 x 443.60 x 698.00 mm * sas open bay * serveraid 8k raid controller supports raid 0/1/1e/10/5/6