Quad-core CPU with AES-NI and 8GB (up to 64GB) DDR4 ECC UDIMM; Scalable up to 36 drives with Synology RX1217/RX1217RP Ultra-high performance of over 3,900 MB/s sequential reading and 143,500 iSCSI random read IOPS, capable of installing optional 10GbE/40GbE NICs Complete virtualization solution with Synology Virtual Machine Manager Dynamic iSCSI/NFS storage for VMware, Windows Hyper-V, Citrix, and OpenStack Backed by Synology's 5-year limited warranty & Synology Replacement Service (SRS)