QNAP TS-879 Pro vs TS-859 Pro+ vs TS-809 Pro vs TS-869 Pro
QNAP 8 Bay NAS
Model Name TS-879 Pro TS-859 Pro+ TS-809 Pro TS-869 Pro
Target Business Business Business Business
CPU Dual-core Intel® Core™ i3-2120 Processor (3.3 GHz) Dual-core Intel® Atom™ (1.80 GHz) Intel® Core 2 Duo 2.8GHz (E7400) Dual-core Intel® Atom™ (2.13 GHz)
Flash 512MB (DOM for dual OS) 512MB (DOM for dual OS) 128MB (DOM for dual OS) 512MB (DOM for dual OS)
RAM 2 GB DDR3 RAM 1 GB RAM 2 GB RAM 1 GB RAM (Expandable RAM, up to 3GB)
LCD Display Yes Yes Yes Yes
Touch-N-Go LCD Setup Yes Yes Yes Yes
Hot-swappable Yes Yes Yes Yes
LAN GigaLAN x2
(Expandable for additional dual Gb LAN or 10 Gb LAN ports)
GigaLAN x2 GigaLAN x2 GigaLAN x2
Jumbo Frame Yes Yes No Yes
Internal HDD Supported
(2.5" & 3.5")
SATA 6Gb/s (2.5", 3.5")
SSD
SATA 3Gb/s (2.5", 3.5")
SSD
SATA 3Gb/s (2.5", 3.5")
SSD
SATA 6Gb/s (2.5", 3.5")
SSD
Lockable HDD Tray Yes Yes Yes Yes
eSATA  2 2 No 2
USB 2.0 4 (back x4) 5 (front x1; back x4) 5 (front x1; back x4) 5 (front x1; back x4)
USB 3.0 2 (front x 1 ; back x 1) No No 2 (back x 2)
VGA (for maintenance) Yes Yes Yes Yes
HDMI (for maintenance) Yes No No Yes
Expansion Slot Yes No No No
NFS, SMB/ CIFS, AFP Yes Yes Yes Yes
RAID 0/1/5/10/6/5+Spare/JBOD/Single/ Expansion/ Migration/ RAID Recovery Yes Yes Yes Yes
AES 256-bit Volume-based Encryption Yes Yes Yes Yes
iSCSI Target Service Yes (up to 256 targets) Yes (up to 256 targets) Yes (up to 256 targets) Yes (up to 256 targets)
VMware Ready Certified Yes Yes Yes Yes
Citrix Ready Certified Yes Yes Yes Yes
Microsoft Hyper-V and Windows 2008 Failover Cluster Yes Yes Yes Yes
SPC-3 for clustering, LUN Masking & Mapping, MC/S, MPIO Yes Yes Yes Yes
Real-time Remote Replication (RTRR) Yes Yes Yes Yes
Wake On LAN Yes Yes Yes Yes
Scheduled On/ Off Yes Yes Yes Yes
Windows AD Service Yes Yes Yes Yes
Share Folder Aggregation (DFS) Yes Yes Yes Yes
Max IP Cameras Supported 4 4 4 1~24**
Max User Accounts 4096 4096 4096 4096
Max Groups 512 512 512 512
Max Shared Folder 512 512 512 512
Concurrent Connections 256 256 256 256
SMB* (MB/sec) Read: 1709.82 (via 10 GbE)
Write: 1345.1(via 10 GbE)
Read: 116.1
Write: 106.8
Read: 115.4
Write: 101.2
Read: 222 (Gigabit *2)
Write: 222 (Gigabit *2)
FTP* (MB/sec) Read: 1288.4 (via 10 GbE)
Write: 940.2 (via 10 GbE)
Read: 115.2
Write: 102.4
Read: 115.6
Write: 97.7
Read: 195 (Gigabit *2)
Write: 143 (Gigabit *2)
Power Consuming* (W) Sleep mode: 39
In operation: 101
Sleep mode: 28
In operation: 67
Sleep mode: 42
In operation: 81
Sleep mode: 38
In operation: 71
*Testing results may vary in different system condition
**Applies to firmware 3.6.3. Users can purchase activation licenses online and increase the number of channels supported.
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