Processor: Intel® Xeon® Processor E5620 (2.40 GHz, 80W, DDR3-1066, HT, Turbo1/1/2/2) (1, up to 2) Cache Memory: 12MB shared L3 cache Memory: 8GB (2 x 4GB) PC3-10600R-9 (RDIMM) Standard Network Controller: HP NC362i Integrated Dual Port Gigabit Server Adapter Storage Controller: HP Smart Array P212 /256MB BBWC Controller (RAID 0/1/1+0/5/5+0) NOTE: Smart Array Advanced Pack License Key upgrade (P/N 516471-B21) is required to enable RAID 6, 6+0 Hard Drive: None ship standard (up to 12 Hot Plug SATA or SAS drives supported) Internal Storage: 24.0TB (12 x 2TB Hot Plug 3.5` SATA hard drives), Maximum 24.0TB (12 x 2TB Hot Plug 3.5` SAS hard drives), Maximum Optical Drive: None ship standard Power Supply: 750W common slot, high efficiency power supply Form Factor: Rack (2U).