Processor: (2) Quad-Core Intel Xeon Processor X5450 (3.00 GHz, 120 Watts, 1333 FSB, 12MB (2 x 6MB) Level 2 cache). Chipset: Intel 5000P Chipset. Memory: 4 GB (4 x 1 GB) ECC PC2-5300 Fully Buffered DIMMs (DDR2-667) 533 MHz with 4:1 interleaving; 2 memory cards. Network Controller: Embedded Dual NC373i Multifunction Gigabit NICs. Storage Controller: Smart Array P400 Controller with 512MB battery-backed write cache (RAID 0/1/5/6). Hard Drive: None ship standard. Internal Storage: SAS/SATA. Optical Drive: DVD-ROM Drive (diskette drive optional). Integrated Lights-Out (iLO 2) Management 2 Form Factor: Rack (5U). Availability: Hot Plug Fully Redundant Fans and Hot Plug supplies standard.