Processor(s): (1)Dual-Core Intel® Xeon® 5130 Processor (2.0 GHz, 1333 FSB). Cache Memory: Integrated 4MB L2 cache (5100 Series). Memory: 1 GB PC2-5300 Fully Buffered DIMMs (DDR2-667). Network Controller: Embedded HP NC7781 Gigabit Server Adapter 10/100/1000 WOL. Storage Controller: HP 8 Internal Port SAS Host Bus Adapter with RAID. Hard Drive: None ship standard. Internal Storage: SAS/SATA. Optical Drive: 48x CD-ROM. Form Factor: Tower standard; 5U Rack via optional rack mounting kit.