QNAP TS-809 Pro vs TS-859Pro
QNAP 8 Bay NAS
Model Name TS-809 Pro TS-859 Pro
Target Customer Business Users Business Users
Position Extremely high performance Affordable and power-saving
CPU Intel Core 2 Duo 2.8 GHz (E7400) Intel® Atom™ 1.66 GHz (Dual-Core)
Flash 128MB (DOM for dual OS) 512MB (DOM for dual OS)
RAM 2GB RAM 1GB RAM
LCD Display Yes Yes
Touch-N-Go LCD Setup Yes Yes
Hot-swappable Yes Yes
LAN GigaLAN x2 GigaLAN x2
Jumbo Frame No Yes
USB 2.0 port x5 x5
eSATA N/A 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/6+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)
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: 115.4 Read:  115.7
Write: 101.2 Write: 96.1
FTP* (MB/sec) Read: 115.6 Read:  114.1
Write: 97.7 Write: 95.5
Power Consuming(W)* Sleep mode: 42 Sleep mode: 30
In operation: 81 In operation: 59
Netbench* 1177 Mbit/s 570.6 Mbit/s
Sound Level * W/o HDD installed: 35.1 dB W/o HDD installed: 34.7 dB
*Testing results may vary in different system condition
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