CPU Intel Xeon E3-1246 v3 Family 3.5 GHz Quad-core Processor Memory System memory: 16 GB DDR3 RAM Memory module pre-installed: 8 GB x2 Total memory slots: 4 Memory expandable up to: 32 GB (8GB x4) Flash Memory 512MB DOM Internal Cache Port Two mSATA port on board for read caching. The standard system is shipped with two 128GB mSATA flash. Hard Drive 12 x 3.5-inch SAS 12Gbps, SAS/SATA 6Gbps/3Gbps hard drive or 2.5-inch SAS/SATA SSD hard drive Hard Drive Tray 12 x hot-swappable and lockable tray LAN Port 4 x Gigabit RJ-45 Ethernet port (Expandable up to 8 x 1 Gb LAN or 4 x 10 Gb + 4 x 1 Gb LAN by installing optional dual-port 10 Gb and 1 Gb network card) LED Indicators 10 GbE, Status, LAN, Storage expansion port status USB 4x USB 3.0 port (rear) 4x USB 2.0 port (rear) Support USB printer, pen drive, USB hub, and USB UPS etc. Buttons System: Power button and reset button Alarm Buzzer System warning Form Factor 2U, Rackmount Item Dimension (L"xW"xH") 32 x 25 x 14 Weight 61.63 lb Warranty Information 5 Years