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| QNAP TS-659 Pro vs TS-639Pro |
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| QNAP 6 Bay NAS |
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| Model Name |
TS-659 Pro |
TS-639 Pro |
| Target Customer |
Business Users |
Business Users |
| CPU |
Intel Atom D510 1.66GHz (Dual-Core) |
Intel Processor 1.6 GHz |
| Flash |
512MB (DOM for dual OS) |
128MB (DOM for dual OS) |
| RAM |
1GB DDRII |
1GB DDRII |
| LCD Display |
Yes |
Yes |
| Touch-N-Go LCD Setup |
Yes |
Yes |
| Hot-swappable |
Yes |
Yes |
| Ethernet w/ Jumbo Frame |
GigaLAN x2 |
GigaLAN x2 |
| USB 2.0 port |
x5 |
x5 |
| eSATA |
x2 |
x2 |
| VGA (for maintenance) |
Yes |
Yes |
| NFS, SMB/CIFS, AFP |
Yes |
Yes |
| Max IP Cameras Supported |
x4 |
x4 |
| Internal HDD Support |
SATA I/II (2.5" & 3.5") |
SATA I/II (2.5" & 3.5") |
| RAID 0/1/5/6/5+Spare/JBOD/Single/ Expansion/ Migration/ RAID Recovery |
Yes |
Yes |
| AES 256-bit Volume-based Encryption |
Yes |
Yes |
| iSCSI Target Service |
Yes (Up to 256 targets) |
Yes (Up to 256 targets) |
| VMware Certification |
Yes |
No |
| SPC-3 for clustering, LUN Masking & Mapping, MC/S, MPIO |
Yes |
Yes |
| Wake On LAN |
Yes |
Yes |
| Max User Accounts |
4096 |
4096 |
| Max Groups |
512 |
512 |
| Max Shared Folder |
512 |
512 |
| Concurrent Connections |
256 |
256 |
| SMB* (MB/sec) |
Read: 113.7 |
Read: 101.5 |
| Write: 95.6 |
Write: 71.2 |
| FTP* (MB/sec) |
Read: 110.6 |
Read: 100.4 |
| Write: 98.4 |
Write: 79.6 |
| Power Consuming(W)* |
Sleep mode: 22 |
Sleep mode: 29 |
| In operation: 43 |
In operation: 43 |
| Sound Level * |
W/o HDD installed: 35.7 dB |
W/o HDD installed: 34.1 dB |
| Stand by: 35.2 dB |
Stand by: 34.2dB |
| In operation: 40.8 dB |
In operation: 38.2 dB |
| (Background: 25.5 dB) |
(Background: 25.5 dB) |
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| *Testing results may vary in different system condition |
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| Copyright ©2010 QNAP Systems, Inc. All rights
reserved. |
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