| QNAP 2 Bay NAS |
 |
|
 |
 |
 |
| Model Name |
TS-259 Pro |
TS-239 Pro II |
TS-239 Pro |
TS-219P |
TS-210 |
| Target Customer |
Business Users |
Business Users |
Business Users |
SOHO and Home Users |
SOHO and Home Users |
| CPU |
Intel Atom D510 1.66GHz (Dual-Core) |
Intel Atom D410 1.66GHz (Single-Core) |
Intel Atom 1.6GHz |
Marvell 6281 1.2GHz |
Marvell 6281 800MHz |
| Flash |
512MB (DOM for dual OS) |
512MB (DOM for dual OS) |
128MB (DOM for dual OS) |
16MB |
16MB |
| RAM |
1GB DDRII |
1GB DDRII |
1GB DDRII |
512MB DDRII |
256MB DDRII |
| Hot-swappable |
Yes |
Yes |
Yes |
Yes |
No |
| Ethernet w/ Jumbo Frame |
GigaLAN x2 |
GigaLAN x2 |
GigaLAN x2 |
GigaLAN x1 |
GigaLAN x1 |
| Fault Tolerance, Load Balancing, Multi-IP |
Yes |
Yes |
Yes |
No |
No |
| USB 2.0 port |
x5 |
x5 |
x3 |
x3 |
x3 |
| eSATA |
x2 |
x2 |
x2 |
x2 |
- |
| VGA (for maintenance) |
Yes |
Yes |
Yes |
- |
- |
| NFS, SMB/CIFS, AFP |
Yes |
Yes |
Yes |
Yes |
Yes |
| Max IP Cameras Supported |
x2 |
x2 |
x2 |
x2 |
x2 |
| Internal HDD Support |
SATA I/II (2.5" & 3.5") |
SATA I/II (2.5" & 3.5") |
SATA I/II (2.5" & 3.5") |
SATA I/II (2.5" & 3.5") |
SATA I/II (3.5") |
| RAID 0/1/JBOD/Single |
Yes |
Yes |
Yes |
Yes |
Yes |
| Online RAID Capacity Expansion |
Yes |
Yes |
Yes |
Yes |
No |
| Online RAID Level Migration |
Yes |
Yes |
Yes |
Yes |
No |
| AES 256-bit Volume-based Encryption |
Yes |
Yes |
Yes |
No |
No |
| iSCSI Target Service |
Yes (Up to 256 targets) |
Yes (Up to 256 targets) |
Yes (Up to 256 targets) |
Yes (Up to 8 targets) |
Yes (Up to 8 targets) |
| VMware Certification |
Yes |
Yes |
No |
No |
No |
| SPC-3 for clustering, LUN Masking & Mapping, MC/S, MPIO |
Yes |
Yes |
Yes |
No |
No |
| Wake On LAN |
Yes |
Yes |
Yes |
No |
No |
| Max User Accounts |
4096 |
4096 |
4096 |
2048 |
1024 |
| Max Groups |
512 |
512 |
512 |
256 |
128 |
| Max Shared Folder |
512 |
512 |
512 |
256 |
256 |
| Concurrent Connections |
256 |
256 |
256 |
256 |
256 |
| SMB* (MB/sec) |
Read: 113.4 |
Read: 109.5 |
Read: 103.1 |
Read: 92.3 |
Read: 57.9 |
| Write: 94.8 |
Write: 89.3 |
Write: 70.6 |
Write: 38.4 |
Write: 24.4 |
| FTP* (MB/sec) |
Read: 108.8 |
Read: 103.9 |
Read: 100.5 |
Read: 102.4 |
Read: 88.6 |
| Write: 95.1 |
Write: 88.8 |
Write: 73.1 |
Write: 38.9 |
Write: 24.3 |
| Power Consuming(W)* |
Sleep mode: 16 |
Sleep mode: 15 |
Sleep mode: 21 |
Sleep mode: 5 |
Sleep mode: 11 |
| In operation: 25 |
In operation: 22 |
In operation: 24 |
In operation: 21 |
In operation: 14 |
| Sound Level * |
W/o HDD installed: 33.3dB |
W/o HDD installed: 33.3dB |
W/o HDD installed: 33.7dB |
W/o HDD installed: 32.5 dB |
W/o HDD installed: 32.5 dB |
| Stand by: 33.7dB |
Stand by: 33.7dB |
Stand by: 33.6 dB |
Stand by: 32.7dB |
Stand by: 39.2dB |
| In operation: 34.2dB |
In operation: 34.2dB |
In operation: 35.6dB |
In operation: 36.3dB |
In operation:40dB |
| (Background: 25.5 dB) |
(Background: 25.5 dB) |
(Background: 25.5 dB) |
(Background: 25.5 dB) |
(Background: 25.5 dB) |
