CPU Intel Xeon E3-1246 v3 Family 3.5 GHz Quad-core Processor Memory Total memory slots: 4 System memory: 16 GB DDR3 non-ECC RAM Memory module pre-installed: 8 GB x2 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 9 x 3.5-inch SAS12Gbps, SAS/SATA 6Gbps/3Gbps hard drive or 2.5-inch SAS/SATA SSD hard drive 6 x 2.5-inch SAS/SATA SSD hard drive Hard Drive Tray 15 x hot-swappable and lockable tray LAN Port Built-in 2 x 10 GbE SFP+ ports (LAN-10G2SF-MLX) and 4 x GbE ports40GbE is optional 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 Power Consumption (W) Sleep mode: 80.41 In Operation: 166.58 W (with 9 x 1TB hard drive installed) Sound Level Sound pressure (LpAm): 57.3 dB(A) Power Supply Redundant power: Input 90264VAC 450W x 2 PCIe Slot 2 (Right slot: 1 PCIe Gen3 x8 Left slot: 1 PCIe Gen3 x4) Fan 4 x 6 cm smart cooling fan Item Dimension (L inchxW inchxH inch) 30 x 24 x 13