CPU AMD RyzenTM Embedded V1500B quad-core 2.2 GHz processor CPU Architecture 64-bit x86 Floating Point Unit Yes Encryption Engine Yes (AES-NI) Hardware-accelerated Transcoding Optional via a PCIe graphics card System Memory 16 GB UDIMM DDR4 (1 x 16 GB) Maximum Memory 32 GB (2 x 16 GB) Memory Slot 2 x Long-DIMM DDR4 For dual-DIMM configurations, you must use a pair of identical DDR4 modules. Flash Memory 5GB (Dual boot OS protection) Drive Bay 16 x 3.5-inch SATA 6Gb/s, 3Gb/s The system is shipped without HDD. Drive Compatibility 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Hot-swappable Yes M.2 SSD Slot Optional via a QNAP QM2 PCIe card SSD Cache Acceleration Support Yes 2.5 Gigabit Ethernet Port (2.5G/1G/100M) 2 (also support 10M) 5 Gigabit Ethernet Port (5G/2.5G/1G/100M) Optional via a network adapter 10 Gigabit Ethernet Port Optional via a network adapter Wake on LAN (WOL) Yes Only the 2.5GbE port Jumbo Frame Yes PCIe Slot 2 x Gen3 x4