QNAP TVS-873E-8G-US AMD RX-421BD 2.1GHz/ 8GB DDR4/ 4GbE/ 8SATA3/ USB3.0/ 8-Bay Tower NAS for SMBs

Specifications

• Mfr Part Number: TVS-873E-8G-US
  
• Hardware:
  • CPU: AMD R-Series RX-421BD Processor (2.1GHz, Turbo Core up to 3.4 GHz, Quad-Core)
  • Encryption Engine: AES-NI
  • System Memory: 8GB DDR4 (2x 4 GB)
    
  • Maximum Memory: 64 GB (4x 16 GB)
    
  • Memory Slot: 4x SODIMM DDR4
  • Flash Memory: 512MB DOM
    
  • Drive Bay: 8x SATA 6 Gbps
  • Drive Compatibility:
    • ​3.5-inch SATA hard disk drives
      
    • 2.5-inch SATA hard disk drives
    • 2.5-inch SATA solid state drives
  • M.2 SSD Slot: 2x M.2 2260/2280 SATA 6Gb/s SSDs
  • Hot-swappable
  • LAN Port: 4x RJ45 Gigabit Ethernet Port
  • PCIe Slot: 2x PCIe 3.0 x4 Slots
  • USB: 4x USB 3.0 Ports (3 rear, 1 front)
    
  • HDMI: 2x HDMI 1.4b (up to 3840 x 2160 resolution at 30 Hz)
  • Audio: 2x 3.5 mm dynamic microphone jacks, 1x 3.5 mm line-out jack, 2x speakers
  • Display Panel: Monochrome backlit LCD display w/ Enter and Select buttons
    
  • USB One Touch Copy Fnrot: USB 3.0
  • IR sensor: QNAP RM-IR004 remote control (MCE compatible) (sold separately)
  • Sound Level: 23.4 dB(A)​ 
  • Operating System: QTS 4.3 (Embedded Linux)
    
• Networking:
  • TCP/IP: Dual stack (IPv4 and IPv6)
  • Jumbo frame (failover, multi-IP settings, port trunking, and NIC teaming)
  • Service binding based on network interfaces
  • Squid web caching proxy
  • Proxy client
  • DHCP server and client
  • Protocols: CIFS/SMB, AFP, NFS v3/v4, FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
  • UPnP and Bonjour Discovery
  • USB Wi-Fi adapter
• Security:
  • Network access protection with auto-blocking (SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP)
  • Host access control for shared folders (CIFS/SMB)
  • AES 256-bit volume-based and shared folder data encryption
  • 256-bit external drive encryption (AES)
  • Importing of SSL certificates from Let’s Encrypt
  • Instant alerts through email, SMS, push service, audio, and LCD panel
  • 2-step verification
• Storage Management:
  • Storage space utilization monitoring
  • Flexible volumes and LUNs with thin provisioning and space reclaiming
  • Disk volume types: RAID 0,1, 5, 6, 10, 50, 60, single, JBOD
  • RAID hot spare and global hot spare
  • RAID rebuild speed customization
  • Advanced secure data erase
  • Storage pools
  • Qtier Technology (automated storage tiering)
    • Auto or schedule data tiering
    • IO-aware auto tiering
    • Shared folder tiering on demand
  • Snapshots
    • Volume and LUN snapshots
    • Snapshot Dashboard
    • Snapshot Manager
    • Snapshot Cloning
    • Snapshot Vault
    • Snapshot Replica
    • Support for Windows previous versions (CIFS/SMB)
    • Snapshot Agent for Microsoft Windows and VMware vSphere
  • Online volume expansion
  • Online storage pool expansion
  • Online RAID capacity expansion and online RAID level migration
    
  • SMART data migration
  • Storage expansion through QNAP expansion units
  • JBOD enclosure roaming
  • SSD read-only or read-write cache
  • Bad block scan and hard drive S.M.A.R.T.
  • Bad block recovery and RAID recovery
  • Bitmap support
• File System:
  • Internal HDD: EXT4
    
  • External HDD: EXT3, EXT4, NTFS, FAT32, HFS+, and exFAT
• Form Factor: Tower
• Fan: System - 2 x 120 mm, CPU - 1 x 60 mm
  
• Power Consumption: HDD standby - 36.43 W In operation - 70.26 W (with 8x 2TB HDDs installed)
  
• Power Supply: 250W, 100-240V AC, 50/60Hz, 3.5A
• Dimensions (WxDxH): 12.96 x 11.01 x 7.41 inch / 329.3 x 279.6 x 188.2 mm
• Weight: 14.46 lbs / 6.56 kg