QNAP TS-459 Pro II vs TS-459 Pro+ vs TS-439Pro II+ vs TS-419P II vs TS-419P+ vs TS-412 vs TS-410
QNAP 4 Bay NAS QNAP TS-439 Pro II+ QNAP TS-412 QNAP TS-410
Model Name TS-459 Pro II TS-459 Pro+ TS-439 Pro II+ TS-419P II TS-419P+ TS-412 TS-410
Target Customer Business Business Business SOHO and Home SOHO and Home SOHO and Home SOHO and Home
CPU Dual-core Intel® Atom™ (1.80 GHz) Dual-core Intel® Atom™ (1.80 GHz) Single-core Intel® Atom™ (1.80 GHz) Marvell 2.0GHz Marvell 6282 1.6GHz Marvell 1.2GHz Marvell 800MHz
Flash 512MB (DOM for dual OS) 512MB (DOM for dual OS) 512MB (DOM for dual OS) 16MB 16MB 16MB 16MB
RAM 1GB DDR3 RAM 1GB RAM 1GB RAM 512MB DDR3 RAM 512MB DDRIII 256MB RAM 256MB RAM
Extra RAM Slot (Memory Expansion) Yes (expandable up to 3GB) No No No No No No
LCD Display Yes Yes Yes Yes Yes No No
Touch-N-Go LCD Setup Yes Yes Yes No No No No
Hot-swappable Yes Yes Yes Yes Yes Yes Yes
Ethernet w/ Jumbo Frame GigabitLAN x2 GigabitLAN x2 GigabitLAN x2 GigabitLAN x2 GigabitLAN x2 GigabitLAN x2 GigabitLAN x2
Virtual LAN (VLAN) Yes Yes Yes No No No No
USB 3.0 port 2 (front x1; back x1) No No No No No No
USB 2.0 port 4 (back x4) 5 (front x1; back x4) 5 (front x1; back x4) 4 (front x1; back x3) 4 (front x1; back x3) 4 (front x1; back x3) 4 (front x1; back x3)
Lockable HDD Tray Yes Yes Yes No No No Yes
eSATA 2 2 2 2 2 2 2
VGA (for maintenance) Yes Yes Yes No No No No
NFS, SMB/CIFS, AFP Yes Yes Yes Yes Yes Yes Yes
Max IP Cameras Supported 4 4 4 4 4 4 4
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 3Gb/s (2.5" & 3.5")
SSD
SATA 3Gb/s (2.5" & 3.5")
SSD
SATA 3Gb/s (2.5" & 3.5")
SSD
SATA 3Gb/s (2.5" & 3.5")
SSD
RAID 0/1/5/10/6/5+Spare/JBOD/Single/ Expansion/ Migration/ RAID Recovery Yes Yes Yes Yes Yes Yes Yes
AES 256-bit Volume-based Encryption Yes Yes Yes No No No No
iSCSI Target Service Yes (Up to 256 targets) Yes (Up to 256 targets) Yes  (Up to 256 targets) 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 No No No No
Citrix Certified Yes Yes No No No No No
Microsoft Hyper-V and Windows 2008 Failover Cluster Yes Yes Yes No No No No
SPC-3 for clustering, LUN Masking & Mapping, MC/S, MPIO Yes Yes Yes Yes Yes Yes Yes
Real-time Remote Replication (RTRR) Yes Yes Yes No No No No
Wake On LAN Yes Yes Yes Yes Yes No No
Scheduled On/Off Yes Yes Yes Yes Yes Yes Yes
Windows AD Service Yes Yes Yes Yes Yes Yes Yes
Share Folder Aggregation (DFS) Yes Yes Yes Yes Yes Yes Yes
Max User Accounts 4096 4096 4096 4096 4096 4096 2048
Max Groups 512 512 512 512 512 512 256
Max Shared Folder 512 512 512 512 512 512 256
Concurrent Connections 256 256 256 256 256 256 256
SMB* (MB/sec) Read: 115.4 Read: 115.4 Read:  115.1 Read: 109.6 Read:  100.2 Read:  69.3 Read:  48.6
Write: 107.0 Write: 107.0 Write: 88.3 Write: 75.1 Write: 45.4 Write: 32.7 Write: 25.7
FTP* (MB/sec) Read: 116.4 Read: 116.4 Read:  115.4 Read: 104.2 Read:  113.7 Read:  110.3 Read:  67.5
Write: 112.3 Write: 112.3 Write: 93.7 Write: 48 Write: 42.7 Write: 32.8 Write: 23.9
Power Consuming(W)* Sleep mode: 23 Sleep mode: 23 Sleep mode: 23 Sleep mode: 13 Sleep mode: 13 Sleep mode: 11 Sleep mode: 12
In operation: 34 In operation: 34 In operation: 33 In operation: 26 In operation: 31 In operation: 26 In operation: 20
*Testing results may vary in different system condition
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