Product comparison · 2 nas & storage servers

QNAP TS-559 Pro+ NAS vs Seagate BlackArmor NAS 440

5specifications compared
2differ
3identical
31known for one product only

Key differences

Weight
- TS-559 Pro+ NAS:5.1 kg
- BlackArmor NAS 440:6.16 kg
Dimensions (WxDxH)
- TS-559 Pro+ NAS:235.4 x 185 x 210.6 mm
- BlackArmor NAS 440:207 x 269 x 160 mm

Side by side

Differences highlightedShow differences only

Comparison of TS-559 Pro+ NAS, BlackArmor NAS 440
36 specifications	A QNAP TS-559 Pro+ NAS View product	B Seagate BlackArmor NAS 440 View product
Storageidentical
Total installed storage capacityKnown for one	Unknown — not stated by the source	12 TB
Number of storage drives installedKnown for one	Unknown — not stated by the source	4
Number of storage drives supportedKnown for one	Unknown — not stated by the source	4
Storage drive capacityKnown for one	Unknown — not stated by the source	3 TB
Storage drive interfaceKnown for one	Unknown — not stated by the source	Serial ATA, Serial ATA II
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10, JBOD
Memoryidentical
Internal memoryKnown for one	1 GB	Unknown — not stated by the source
Flash memoryKnown for one	512 MB	Unknown — not stated by the source
Networkidentical
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000BASE-T(X)
Supported network protocolsKnown for one	Unknown — not stated by the source	CIFS, NFS, HTTP, HTTPS, FTP, Bonjour
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	5	Unknown — not stated by the source
eSATAKnown for one	Yes	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Tower	Unknown — not stated by the source
Display typeKnown for one	LED	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
Performanceidentical
BuzzerKnown for one	Yes	Unknown — not stated by the source
Number of usersKnown for one	4096 user(s)	Unknown — not stated by the source
Noise levelKnown for one	35 dB	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	44 W	Unknown — not stated by the source
Power consumption (sleep)Known for one	22 W	Unknown — not stated by the source
Output powerKnown for one	250 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	5.1 kg	6.16 kg
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Relative humidityKnown for one	0 - 95%	Unknown — not stated by the source
Other features1 differ
Compatible operating systemsKnown for one	Windows 2000/XP/Vista (32/ 64 bit)/7 (32/ 64 bit)/Server 2003/ 2008 Mac OS X Linux & Unix	Unknown — not stated by the source
Dimensions (WxDxH)Differs	235.4 x 185 x 210.6 mm	207 x 269 x 160 mm
Power requirementsKnown for one	100-240V AC, 50/60Hz	Unknown — not stated by the source
Connectivity LEDsKnown for one	Status, LAN, USB, eSATA, Power, HDD 1, HDD 2, HDD 3, HDD 4, HDD 5	Unknown — not stated by the source
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84714100

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.

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