QNAP TS-473A-8G SAN/NAS Storage System – AMD Ryzen V1500B Quad-core (4 Core) 2.20 GHz – 4 x HDD Supported – 0 x HDD Installed – 4 x SSD Supported – 0 x SSD Installed – 8 GB RAM DDR4 SDRAM – Serial ATA/600 Controller – 4 x Total Bays – 4 x 2.5″/3.5″ Bay – 2 x Total Slot(s) – 2.5 Gigabit Ethernet – 4 USB Port(s) – Network (RJ-45) – QTS 4.5.1 – TCP/IP, SMTP, LDAP, HTTPS, L2TP, SFTP, DHCP, SSH, SMSC, IPSec, FTPS, … – 5 GB Flash Memory Capacity – Tower AMD RYZEN V1000 V1500B 4C/8T 2.2G