Synology

Synology RackStation RS4021XS+. Supported storage drive types: HDD & SSD, Storage drive interface: Serial ATA II, Serial ATA III, Storage drive sizes supported: 2.5,3.5". Processor family: Intel® Xeon®, Processor manufacturer: Intel, Processor model: D-1541. Internal memory: 16 GB, Internal memory type: DDR4, Maximum RAM supported: 64 GB. Ethernet LAN data rate supported (max): 10000 Mbit/s. Chassis type: Rack (3U), Cooling type: Active, Product color: Black

Synology RackStation RS3621XS+. Supported storage drive types: HDD & SSD, Storage drive interface: Serial ATA II, Serial ATA III, Storage drive sizes supported: 2.5,3.5". Processor family: Intel® Xeon®, Processor manufacturer: Intel, Processor model: D-1541. Internal memory: 8 GB, Internal memory type: DDR4, Maximum RAM supported: 64 GB. Ethernet LAN data rate supported (max): 10000 Mbit/s. Chassis type: Rack (2U), Cooling type: Active, Product color: Black

Synology FlashStation FS2500. Supported storage drive types: SSD, Supported storage drive interfaces: Serial ATA, Storage drive sizes supported: 2.5". Processor family: AMD Ryzen, Processor manufacturer: AMD, Processor model: V1780B. Internal memory: 8 GB, Internal memory type: DDR4, Memory form factor: UDIMM. Ethernet LAN data rates: 1000,10000 Mbit/s, Ethernet LAN data rate supported (max): 10000 Mbit/s, Supported network protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN™, L2TP). Chassis type: Rack (1U), Cooling type: Active, Product color: Black, Gray