Product ThinkServer RS160 Processor Xeon E3-1220 v6 4C/3.0GHz/8MB/72W/DDR4-2400 Chipset Intel C232 Platform Controller Hub (PCH) Operating System None Memory 1x8GB UDIMM DDR4-2400 ECC Memory capacity 64GB (16GB x 4) Memory protectionECC Disk bays 2x3.5" Non-hot swap Disk Open Storage controller RAID 121i Optical None Network interfaces * 1x Dedicated management port, * 2x Gigabit Ethernet ports Supports optional discrete network adapters via riser card Security features Power-on and administrator password. Optional TPM, TCG 1.2 or 2.0 compliant. Ports * Front: 2x USB 2.0 * Rear: 1x VGA, 4x USB 3.0, 1x RJ-45 (dedicated mgmt), 2x ethernet, 1x serial (9-pin) Graphics Onboard Aspeed AST2400 Cooling 3 fans for processor, PCIe slot, and disk drives Power supply 1x fixed 300 watts power supply, Non-hot swap. 80 PLUS Gold qualified Noise emissions Operating: < 5.9 Bels. Idle: < 5.2 Bels (Maximum configuration) Dimensions * 1U rack * Height: 43.2 mm (1.7 in), width: 438.5 mm (17.26 in), depth: 393.7 mm (15.5 in) Weight Minimum configuration: 6.2 kg (13.67 lb), maximum: 7.6 kg (16.76 lb) Warranty 3-year limited onsite service with 9x5/NBD Detailed description http://psref.lenovo.com/Detail/ThinkServer/ThinkServer_RS160?M=70TG0028EA