x3500 M4, Tower/5U, Intel® Xeon® Four-core E5-2603 (1.8 GHz/ 80W/10MB L3 Cache/ 6.4GT/sec) Intel QPI technology -  1x4GB Std / 768GB Max PC3-10600 1333MHz LP 240-pin Registered ECC DDR3 SDRAM DIMMs (24 DIMM slots/ 12 DIMMs per processor),  Up to 32 x 2.5" HDD Bays, Up to 8 PCI-E slots, DVD-ROM, Integrated Quad Gigabit Ethernet Intel i350AM4, ServeRAID M1115 - RAID 0/1/10,  1x750W Hot-Swap power supply, 3 Year Parts, Labour, 24x7, 2 Hour Response Onsite (Hardbundle)

Optional - Additional components/warrantly available below