QNAP TS-559 Pro+/10TB NAS vs QNAP TS-559 Pro+ NAS

Comparison of TS-559 Pro+/10TB NAS, TS-559 Pro+ NAS

31 specifications	A QNAP TS-559 Pro+/10TB NASView product	B QNAP TS-559 Pro+ NASView product
Storageidentical
Total installed storage capacityKnown for one	10 TB	—Unknown — not stated by the source
Number of storage drives installedKnown for one	5	—Unknown — not stated by the source
Number of storage drives supportedKnown for one	5	—Unknown — not stated by the source
Storage drive capacityKnown for one	2 TB	—Unknown — not stated by the source
Storage drive interfaceKnown for one	Serial ATA	—Unknown — not stated by the source
Storage drive size	3.5"	3.5"
HDD speedKnown for one	7200 RPM	—Unknown — not stated by the source
Drive device, buffer sizeKnown for one	32 MB	—Unknown — not stated by the source
Memoryidentical
Internal memory	1 GB	1 GB
Flash memory	512 MB	512 MB
Networkidentical
Maximum data transfer rate	1000 Mbit/s	1000 Mbit/s
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	LED	LED
Performanceidentical
Buzzer	Yes	Yes
Number of users	4096 user(s)	4096 user(s)
Noise level	35 dB	35 dB
On/off switch	Yes	Yes
Poweridentical
Power consumption (typical)	44 W	44 W
Power consumption (sleep)	22 W	22 W
Output power	250 W	250 W
Weight & dimensions1 differ
WeightDiffers	6.5 kg	5.1 kg
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	0 - 95%	0 - 95%
Relative humidity	0 - 95%	0 - 95%
Other featuresidentical
Compatible operating systems	Windows 2000/XP/Vista (32/ 64 bit)/7 (32/ 64 bit)/Server 2003/ 2008 Mac OS X Linux & Unix	Windows 2000/XP/Vista (32/ 64 bit)/7 (32/ 64 bit)/Server 2003/ 2008 Mac OS X Linux & Unix
Dimensions (WxDxH)	235.4 x 185 x 210.6 mm	235.4 x 185 x 210.6 mm
Power requirements	100-240V AC, 50/60Hz	100-240V AC, 50/60Hz
Connectivity LEDs	Status, LAN, USB, eSATA, Power, HDD 1, HDD 2, HDD 3, HDD 4, HDD 5	Status, LAN, USB, eSATA, Power, HDD 1, HDD 2, HDD 3, HDD 4, HDD 5

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.