QNAP TVS-1271U-RP-PT-4G-US Diskless System 12 -bay high performance unified storage Port RJ-45: 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) Port USB: 4x USB 3.0 port (rear) 4x USB 2.0 port (rear) HDD Interface: 12 x SATA (12 x Bay) Form Factor: Rackmount Processor: Dual-core Intel Pentium G3250 3.1 GHz Processor Default/ Max. Memory: System memory: 4 GB DDR3 RAM Memory module pre-installed: 2 GB x2 Total memory slots: 4 Memory expandable up to: 32 GB (8GB x4) Note: When upgrading RAM to more than 20GB, the original 2GB RAM modules must be removed. LEDs: Status, 10 GbE, LAN, storage expansion port status Power: Power Consumption (W) HDD Standby: TVS-1271U-RP-PT-4G: 88.88 TVS-1271U-RP-i3-8G: 87.89 TVS-1271U-RP-i5-16G: 88.91 TVS-1271U-RP-i7-32G: 89.82 In Ope...