Comparison Chart - QNAP TS-559 Pro vs TS-509 Pro

QNAP TS-559 Pro II vs TS-559 Pro+ vs TS-559 Pro vs TS-569 Pro

QNAP 5 Bay NAS
Model Name	TS-559 Pro II	TS-559 Pro+	TS-559 Pro	TS-569 Pro
Target Customer	Business	Business	Business	Business
CPU	Dual-core Intel® Atom™ (1.80 GHz)	Dual-core Intel® Atom™ (1.80 GHz)	Dual-core Intel® Atom™ (1.66 GHz)	Dual-core Intel® Atom™ (2.13 GHz)
Flash	512MB (DOM for dual OS)	512MB (DOM for dual OS)	512MB (DOM for dual OS)	512MB (DOM for dual OS)
RAM	1GB DDR3 RAM	1GB RAM	1GB RAM	1GB DDR3 RAM
Extra RAM Slot (Memory Expansion)	Yes (expandable up to 3GB)	No	No	Yes (expandable 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	GigaLAN x2	GigaLAN x2	GigaLAN x2
Jumbo Frame	Yes	Yes	Yes	Yes
USB 3.0 port	2 (front x1; back x1)	No	No	2 ( back x2)
USB 2.0 port	4 (back x4)	5 (front x1; back x4)	5 (front x1; back x4)	5 (front x1; back x4)
Lockable HDD Tray	Yes	Yes	Yes	Yes
eSATA	2	2	2	2
VGA (for maintenance)	Yes	Yes	Yes	Yes
NFS, SMB/CIFS, AFP	Yes	Yes	Yes	Yes
Max IP Cameras Supported	4	4	4	1~16**
Internal HDD Support	SATA 6Gb/s SATA 3Gb/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
RAID 0/1/5/10/6/5+Spare/6+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 Certification	Yes	Yes	Yes	Yes
Citrix 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 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: 116.1	Read: 116.1	Read: 115.1	Read: 223 (Gigabit *2)
*SMB (MB/sec)**	Write: 104.3	Write: 104.3	Write: 97.2	Write: 222 (Gigabit *2)
*FTP (MB/sec)**	Read: 113.5	Read: 113.5	Read: 113.4	Read: 192 (Gigabit *2)
*FTP (MB/sec)**	Write: 101.3	Write: 101.3	Write: 97.4	Write: 139 (Gigabit *2)
Power Consuming(W)*	Sleep mode: 21	Sleep mode: 21	Sleep mode: 22	Sleep mode: 29.1
Power Consuming(W)*	In operation: 38	In operation: 38	In operation: 44	In operation: 48.5

*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.