NETGEAR RR4312X0-10000S Diskless System ReadyNAS 4312X Network Attached Storage Port RJ-45: 4 x 10/100/1000M Port USB: 2 x USB3.0 Port eSATA: 2 x eSATA HDD Interface: 12 x SATA (12 x Bay) Port Others: 2 x 10Gbps LAN Copper 10GBase-T Form Factor: Rackmount Processor: Intel Xeon E3-1245v5 Quad Core 3.5 GHz, upto 3.9 GHz at Max Turbo Frequency Default/ Max. Memory: 16GB DDR4 ECC