QNAP TS-873A | AMD Ryzen™ quad-core 2.2 GHz 2.5GbE NAS
AMD Ryzen™ quad-core 2.2 GHz 2.5GbE NAS supports M.2 NVMe SSD and PCIe expansion for adding 10GbE high-speed connectivity and M.2 SSD; QTS and QuTS hero dual operating system for greater flexibility
Hardware
- CPU: AMD Ryzen™ Embedded V1500B Quad 4-core/8-thread 2.2 GHz processor
- CPU Architecture: 64-bit x86
- Graphic Processors: Optional via a PCIe adapter
- Floating Point Unit: Yes
- Encryption Engine: Yes: AES-NI
- Hardware-accelerated Transcoding: Optional via a PCIe adapter
- System Memory: 2 x 32GB 260-pin SO-DIMM DDR4 3200 MHz CAS Latency: 22 ECC 1.2V Micron MTA18ASF4G72HZ-3G2R | EAN: 649528929051
- Maximum Memory: 64 GB (2 x 32 GB)
- Memory Slot: 2 x SODIMM DDR4 | Support ECC memory | For dual-DIMM configurations, you must use a pair of identical DDR4 modules.
Flash Memory: 5GB (Dual boot OS protection)
Drive Bay: 8 x 3.5-inch SATA 6Gb/s, 3Gb/s
Bay 1: Seagate Exos CMR X22 22TB SATA Standard Model FastFormat (512e/4Kn) ST22000NM001E-3HM103 | maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min
Bay 2: Seagate Exos CMR X22 22TB SATA Standard Model FastFormat (512e/4Kn) ST22000NM001E-3HM103 | maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min
Bay 3: Seagate Exos CMR X22 22TB SATA Standard Model FastFormat (512e/4Kn) ST22000NM001E-3HM103 | maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min
Drive Compatibility: 3.5-inch SATA hard disk drives | 2.5-inch SATA solid state drives
Hot-swappable: Yes | The following are not hot-swappable: M.2 SSDs, SSD cache drives, SSDs using PCIe expansion slots.
M.2 Slot: 2 x M.2 2280 PCIe Gen3 x1 slots
Slot 1: WDC WDS200T1X0E-00AFY0 – Western Digital SN850 2 TB | Flash: TLC | Interface: PCIe 4.0 x4 | Form Factor: M.2 2280 = https://www.techpowerup.com/ssd-specs/western-digital-sn850-2-tb.d449
Slot 2: Samsung SSD 970 EVO Plus 2TB | Flash: TLC | Interface: PCIe 3.0 x4 | Form Factor: M.2 2280 – https://www.techpowerup.com/ssd-specs/samsung-970-evo-plus-2-tb.d992
The M.2 SSD is not included as standard.
M.2 SSD operations can easily generate excessive heat. It is recommended to install a heatsink (from QNAP or a third-party provider) on the M.2 SSD.
SSD Cache Acceleration Support: Yes
GPU pass-through: Yes
2.5 Gigabit Ethernet Port (2.5G/1G/100M): 2 x (2.5G/1G/100M)
5 Gigabit Ethernet Port (5G/2.5G/1G/100M): Optional via a PCIe adapter
10 Gigabit Ethernet Port: Optional via a PCIe adapter
Wake on LAN (WOL): Yes
Jumbo Frame: Yes
PCIe Slot: 2
Slot 1: PCIe Gen 3 x4
Slot 2: PCIe Gen 3 x4
Card dimensions for PCIe slot 1~Slot 2：200 x 131.15 x 18.76 mm / 7.87 x 5.16 x 0.74 inches.
USB 3.2 Gen 2 (10Gbps) Port
3 x Type-A USB 3.2 Gen 2 10Gbps
1 x Type-C USB 3.2 Gen 1 5Gbps
HDMI™ Output: Optional via a PCIe adapter
Form Factor: Tower
LED Indicators: Status/Power, USB, LAN, Drive 1-8, M.2 SSD 1-2
Buttons: Power, Reset, USB Auto Copy
Dimensions (HxWxD): 180.2 × 329.3 × 279.6 mm
Weight (Net): 7.4 kg
Weight (Gross): 8.3 kg
Operating Temperature: 0 – 40 °C (32°F – 104°F)
Storage Temperature: -20 – 70°C (-4°F – 158°F)
Relative Humidity: 5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F)
Power Supply Unit: 250W, 100-240V AC, 50-60Hz, 3.5A
Power Consumption: Disk Standby Mode: 25.668 W
Power Consumption: Operating Mode, Typical: 54.067 W (Tested with drives fully populated.)
Fan:
System fan: 2 x 120mm (Noctua NF-A12x25 LS PWM) – PC Fan – size: 120 × 25mm, 450 RPM – 1200 RPM, 12 V, maximum noise level of up to 12,1 dB, 4pin PWM, PWM
CPU fan: 1 x 60mm – stock
System Warning : Buzzer
Kensington Security Slot: Yes
Standard Warranty: 3 Years
Max. Number of Concurrent Connections (CIFS) – with Max. Memory: 2000
Software:
Operating System: QuTS Hero 5.2.9.3410
Serial number: Q215l145403
Supported Client Operating Systems
Apple Mac OS 10.10 or later
Ubuntu 14.04, CentOS 7, RHEL 6.6, SUSE 12 or later Linux
IBM AIX 7, Solaris 10 or later UNIX
Microsoft Windows 7, 8, 10 and 11
Microsoft Windows Server 2008 R2, 2012, 2012 R2, 2016, 2019, 2022, and 2025
Supported Browsers
Apple Safari (latest version)
Google Chrome (latest version)
Microsoft Edge (latest version)
Mozilla Firefox (latest version)
Supported Languages
Chinese (Traditional & Simplified), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (Brazil), Romanian, Russian, Spanish, Swedish, Thai, and Turkish
Storage Pool: Yes
SED Storage Pool: Yes
Maximum Pool size: 308 TB
Maximum number of storage pool: 128
Volume Type: Thick, Thin, Static
Maximum volume size: 250 TB
Maximum number of volume: 128
Maximum shared folder size: 250 TB
Maximum number of shared folder: 512
JBOD Expansion: Yes
VJBOD / VJBOD Cloud: Yes
iSCSI Service: Yes
Fibre Channel Service: Yes
LUN Type: Thick, Thin
File-based iSCSI LUN: Yes
Block-based iSCSI LUN: Yes
Maximum LUN size: 250 TB
Maximum number of targets LUN: 128
LUN feature:
LUN Mapping (LUN can be moved between iSCSI and FC)
LUN Masking
WWPN Aliases Import/Export
FC Port Group
FC Port Binding
Multipath IO (MPIO)
Online LUN capacity expansion
LUN snapshot
LUN snapshot replication and clone
Auto Tiering: Yes
RAID Type supported:
8-bay (and more): JBOD, Single, RAID 0, 1, 5, 6, 10, 50, 60
6-bay: JBOD, Single, RAID 0, 1, 5, 6, 10, 50
4-bay: JBOD, Single, RAID 0, 1, 5, 6, 10
2-bay: JBOD, Single, RAID 0, 1
RAID Type configured: RAID 5
RAID Group: Yes
RAID Level Migration
RAID Expansion (by adding Disk)
RAID Expansion (by replacing bigger Disks)
Storage Pool Expansion (by adding RAID Group)
RAID Hot Spare
Global, Local
RAID Sync/Rebuild/Scrubbing
Internal drive
EXT4
External drive
EXT3, EXT4, NTFS, FAT32, HFS+, and exFAT (optional for ARM model)
Note: To use exFat in certain models you must purchase an exFAT driver license from License Center.
Disk, Enclosure Locate
Disk S.M.A.R.T. Scan
Disk S.M.A.R.T. Data Migration
Ironwolf Health Management
Secure Erase
SSD Trim
SSD Life Estimation
Disk Roaming
Disk Standby
Volume Snapshot
LUN Snapshot
Maximum Snapshot (Per System)
Check maximum number of snapshots of your NAS
Maximum Snapshot (Per Volume / LUN)
Check maximum number of snapshots of your NAS
Minimum Snapshot Interval
5 minutes
Snapshot Retention Policy
Self-serve Snapshot Recovery
Application Consisted Snapshot
Snapshot Full Clone
Snapshot Replica / Vault
SSD read-only Cache
SSD read-write cache
SSD write-only cache
SSD Cache Maximum Size
Check your QNAP NAS cache capacity and RAM requirements
SSD Cache RAID
0, 1, 5, 6, 10
SSD profiling tool
External Device Management
Mount Smart Phone (MTP)
External RAID Device (QNAP so on) Management (External Device Mode)
External RAID Device (QNAP so on) Management (NAS Mode)
File Server
File sharing across Windows, Mac, and Linux/UNIX
Microsoft networking (CIFS/SMB)
Apple networking (AFP)
NFS version 2/3/4/4.1 services
FTP Server
QuFTP
FTP, SFTP and TFTP protocols
FTP over SSL/TLS (explicit FTPS)
FXP support
Maximum FTP connection: 1024
File Station (Web)
Object Storage
Local user account: 4,096
Local group account: 512
Domain user/group account: 200,000
Domain Security
Domain Controller
Shared folder permission
Advanced folder permission
, (AFP, CIFS/SMB, FTP, and File Station)
Windows ACL
, (CIFS/SMB)
User quota
Group quota
Folder quota
, (Snapshot shared folder)
Home folder
Resource Monitor
SNMP: V2, V3
Network recycle bin
Recover files deleted using AFP, CIFS/SMB, and File Station
Automatic cleanup and file type filter
System Log & Notification Center
Log recording: 3,000 event per second
Smart Fan
Schedule on/off
Internet protocol
IPv4, IPv6
Virtual Switch
Port trunking
, (7 modes)
VLAN
DHCP Server
DDNS (Dynamic Domain Name Service)
Network access protection with auto-blocking
SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP
Security Counselor
Malware Remover
AES 256-bit Volume Encryption validated by FIPS 140-2 CAVP
2-step verification
Allow/Deny List
Access Protection
Service binding
Firewall
VMware vSphere Ready
Windows Server certifcated
Citrix Ready
vSphere Web Client Plug-in
VMware vSphere VAAI for iSCSI
VMware vSphere VAAI for NAS
Windows ODX
Windows/VMware Snapshot Agent
HTTP/HTTPS Connections
TLS 1.0/1.1/1.2/1.3
Supports WebDAV Connection
Supports Virtual Hosts: 32
Qsync
Note: At least 1 GB RAM is required.
[Qsync] Management Mode
User customization, Central
[Qsync] Qsync client supported platforms
Windows, macOS, Ubuntu, Android, and iOS
[Qsync] Maximum number of version control: 64
HybridMount
Note: At least 1 GB RAM is required.
[HybridMount] File Cloud Gateway
Concurrent Connections = 20 Upload & 20 Download
[HybridMount] Network Drive Mount
[HybridMount] Free cloud gateway sessions: 2
HBS (Hybrid Backup Sync)
Note: At least 1 GB RAM is required.
[HBS (Hybrid Backup Sync)] NAS to NAS backup
[HBS (Hybrid Backup Sync)] Cloud Backup
[HBS (Hybrid Backup Sync)] Cloud Sync
[HBS (Hybrid Backup Sync)] 2-way and Active Sync
[HBS (Hybrid Backup Sync)] Backup Deduplication
[HBS (Hybrid Backup Sync)] Apple Time Machine Backup
[HBS (Hybrid Backup Sync)] External drive backup
[HBS (Hybrid Backup Sync)] Maximum number of backup job: 400
Hyper Data Protector
Boxafe
Note: At least 4 GB RAM is required.
[Boxafe] Office 365 Backup
[Boxafe] Google Workspace Backup
[Boxafe] Full-text search
Qsirch
Note: This feature is supported by all QNAP NAS devices with at least 2 GB of memory
[Qsirch] Previews
Photos, music, videos, PDFs, Gmail, and others
[Qsirch] Integrate Mac Finder
[Qsirch] Advanced picture search
[Qsirch] Search filters
QuMagie
Note: At least 1 GB RAM is required.
[QuMagie] Browse photos
[QuMagie] Virtual and smart albums
[QuMagie] AI-assisted photo management
People, things, places, and others
Antivirus (free)
McAfee (License)
QVPN Service
Note: At least 1 GB RAM is required.
[QVPN Service] Remote Access
PPTP, L2TP/IPSec, OpenVPN, WireGuard, QBelt (QNAP proprietary)
[QVPN Service] Supportedd utility and mobile app
Windows, macOS, iOS, and Android
[QVPN Service] Supported maximum clients: 100
LDAP Server
RADIUS
SQL server
License Center
Multimedia Console
Photo Station
Music Station
Video Station
Download Station
Notes Station
Qfiling
Media Streaming add-on
QmailAgent
QuWAN
DA Driver Analyzer
Q’center
Note: The application is available in the App Center and in virtual appliance marketplaces (VMware vSphere ESXi and Microsoft Hyper-V).
Q’center Server
Q’center Agent
Connect to Q’center
Virtualization Station
Note: At least 4 GB RAM is required.
[Virtualization Station] Supports Virtual machine instances
Windows, Linux, Unix, and Android
[Virtualization Station] VM importing, exporting, cloning, snapshot capturing, backup, and restoration
All function is Fine.
[Virtualization Station] Virtual switches
Can create a virtual switch
[Virtualization Station] GPU pass-through
Not support GPU
[Virtualization Station] Suggested number of virtual machine instances: 8
The actual number of virtual machine instances may vary by the memory installed on NAS (e.g. 1 VM= 1 thread for 1 vCPU and 1GB memory). Please expend memory if needed.
Container Station
Note: At least 1 GB RAM is required.
[Container Station] Supported type
LXC/LXD and Docker
Note: LXD has been supported after Container Station 2.4
[Container Station] Docker Hub Registry
[Container Station] Container importing and exporting
[Container Station] Console mode
Linux Station
Notification: At least 4 GB RAM is required.
[Linux Station] Supports Ubuntu versions: 18.04, and 20.04
Linux Station Center
QVR Pro
Note: At least 4 GB RAM is required. The maximum number of channels supported varies by NAS model, network configuration, and camera settings. For more information, visit https://www.qnap.com/go/qvr-nas-selector.
[QVR Pro] Recording Technique
Index database based
[QVR Pro] License Type
Perpetual
[QVR Pro] User-defined trigger events
[QVR Pro] Metadata
[QVR Pro] QVR Pro Client (Desktop)
Windows, macOS, and QNAP HybridDesk Station
[QVR Pro] QVR Pro Client (Mobile)
Android and iOS
[QVR Pro] Recording camera streams: H.264
[QVR Pro] Free built-in camera channels: 8
QVR Surveillance
Note: At least 1 GB RAM is required. The maximum number of channels supported varies by NAS model, network configuration, and camera settings. For more information, visit https://www.qnap.com/go/qvr-nas-selector.
[QVR Surveillance] Recording Technique
Standard MP4 file based
[QVR Surveillance] License Type
Subscription-based
[QVR Surveillance] User-defined trigger events
[QVR Surveillance] QVR Pro Client (Desktop)
Windows, macOS, and QNAP HybridDesk Station
[QVR Surveillance] QVR Pro Client (Mobile)
Android and iOS
[QVR Surveillance] Recording camera streams: H.264
[QVR Surveillance] Free built-in camera channels: 2
QVR Pro Client
[QVR Pro Client] Dynamic View Layout
[QVR Pro Client] Windows
[QVR Pro Client] Mac
[QVR Pro Client] HybridDesktop
[QVR Pro Client] iOS
[QVR Pro Client] Android
QVR Center
Note: At least 4 GB RAM is required.
[QVR Center] Log management
[QVR Center] Central monitoring across multiple servers
QVR Guard
Note: At least 4 GB RAM is required.
[QVR Guard] Failover design
[QVR Guard] Viewing task details
[QVR Guard] Automatic switch between Standby and Takeover modes
QVR Face
The maximum number of channels supported varies by NAS model, network configuration, and camera settings. For more information, visit https://www.qnap.com/solution/qvr-face/en-us/
QVR DoorAccess
