QNAP TS-239 Pro II vs QNAP TS-259 Pro

Comparison of TS-239 Pro II, TS-259 Pro

28 specifications	A QNAP TS-239 Pro IIView product	B QNAP TS-259 ProView product
Storageidentical
Total installed storage capacity	0 TB	0 TB
Number of storage drives installed	0	0
Storage drive capacity	0 GB	0 GB
Storage drive interface	Serial ATA	Serial ATA
Storage drive size	3.5"	3.5"
RAID levels	JBOD	JBOD
Processoridentical
Processor familyKnown for one	Intel Atom®	—Unknown — not stated by the source
Processor frequency	1.66 GHz	1.66 GHz
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2	DDR2
Flash memory	512 MB	512 MB
Networkidentical
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
Supported network protocols	TCP/IP, CIFS/SMB, AFP, NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI, SNMP	TCP/IP, CIFS/SMB, AFP, NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI, SNMP
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantity	5	5
eSATA	Yes	Yes
Designidentical
Chassis type	Tower	Tower
Display type	LCD	LCD
Weight & dimensionsidentical
Weight	1.74 kg	1.74 kg
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Relative humidity	0 - 95%	0 - 95%
Other featuresidentical
Dimensions (WxDxH)	102 x 216 x 150 mm	102 x 216 x 150 mm
Link/Act LED	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Power requirements	100-240V, 50/60Hz	100-240V, 50/60Hz
Connectivity LEDs	LAN/USB	LAN/USB

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.