Synology RackStation RS3621XS+ 12-bay Rackmount NAS for Enterprises

Specifications

• Mfr Part Number: RS3621XS+
• Hardware:
  • CPU: Intel Xeon D-1541 8-core (16-thread) 2.1 GHz, Turbo Boost up to 2.7 GHz
  • Memory: 8 GB DDR4 ECC UDIMM (expandable up to 64 GB)
  • Compatible drive types: 12 x 3.5″ or 2.5″ SATA HDD/SSD (drives not included)
  • External ports: 2x USB 3.2 Gen 1 Ports, 2x Expansion Ports (Infiniband)
  • Form factor: Rackmount 2U
  • LAN ports: 4x 1GbE RJ-45, 2x 10GbE RJ-45
  • Wake on LAN/WAN
  • PCIe 3.0 slot: 2 x 8-lane x8 slots, Supports network interface cards and M.2 NVMe SSD adapter cards for SSD cache
  • System fans:  4 x (80 x 80 x 32 mm)
  • AC input power voltage: 100V to 240V AC
  • Power frequency: 50 / 60Hz, single phase
• Networking Protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
• File System:
  • Internal Drives: Btrfs, EXT4
  • External Drives: Btrfs, EXT4, EXT3, FAT32, NTFS, HFS+, exFAT
• Storage management:
  • Maximum single volume size: 108TB/200TB
  • Maximum system snapshots: 65,536
  • Maximum internal volume: 256
• SSD cache
  • Read/write cache support
  • 2.5″ SATA SSD support
  • M.2 NVMe SSD support
• File sharing capability:
  • Maximum user account: 16000
  • Maximum group: 512
  • Maximum shared folder: 512
  • Maximum concurrent SMB/AFP/FTP/File Station connections: 2000
• Directory services: Connects with Windows AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials
• Security: Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let’s Encrypt support, HTTPS (customizable cipher suite)
• Applications:
  • File Station: Provides virtual drives, remote folders, Windows ACL editor, compression/extraction of archived files, bandwidth control for specific users/groups, creation of sharing links, and transfer logs
  • FTP Server: Supports bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocols, network booting with TFTP and PXE support, and transfer logs.
  • Presto File Server: Enables high-speed data transfer over WAN through the exclusive SITA technology between Synology NAS and desktop
  • iOS/Android Applications: Synology Drive, Synology MailPlus, Synology Chat, Synology LiveCam, Moments, DS audio, DS photo, DS video, DS cam, DS file, DS finder, DS note
• Supported Clients: Windows 7 onwards and Mac OS X 10.12 onwards
• Dimensions (WxDxH): 482.0 x 724.0 x 88.0 mm
• Weight: 14.5 kg
• Package Contents: RS3621xs main unit, Quick Installation Guide, accessory pack, 2x AC power cord
• Environment safety: RoHS Compliant
• Optional accessories: 
  • DDR4 ECC UDIMM: D4EC-2666-16G/D4EC-2666-8G
  • RKS1317 Rail Kit
  • 10GbE Network Interface Cards: E10G18-T2/E10G18-T1/E10G17-F2 
  • M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1
  • M.2 SSD Adapter Card: M2D20
  • M.2 NVMe SSDs: SNV3500
  • 2.5″ SATA SSD: SAT5200
  • 3.5″ SATA HDD: HAT5300
  • Expansion Unit: RX1217(RP)
  • VisualStation units: VS960HD, VS360HD
  • Virtual DSM License Pack
  • MailPlus License Pack
  • Surveillance Device License Pack