Synology Disk Station 8-Bay Network Attached Storage (DS1815+) Quad Core CPU with AES-NI Hardware Encryption Engine Four Gigabit LAN Ports with Failover and Link Aggregation Support Scale up to 18 drives with Synology DX513 Expandable RAM Module (Up to 6GB) VMware, Citrix, Microsoft Hyper-V Certified High Availability and SSD Read/Write Cache Support Running on Synology Disk Station Manager (DSM) Quad Core CPU with AES-NI Hardware Encryption Engine Four Gigabit LAN Ports with Failover and Link Aggregation Support Scale up to 18 drives with Synology DX513 Expandable RAM Module (Up to 6GB) VMware , Citrix , Microsoft Hyper-V Certified High Availability and SSD Read/Write Cache Support Running on Synology DiskStation Manager (DSM)