Product comparison · 2 nas & storage servers

Buffalo TeraStation III, 6.0TB vs QNAP TS-509 Pro

11specifications compared
10differ
1identical
23known for one product only

Key differences

Total installed storage capacity
- TeraStation III, 6.0TB:6 TB
- TS-509 Pro:5 TB
Number of storage drives installed
- TeraStation III, 6.0TB:4
- TS-509 Pro:5
Storage drive capacity
- TeraStation III, 6.0TB:1.5 TB
- TS-509 Pro:5 TB
Storage drive interface
- TeraStation III, 6.0TB:Serial ATA
- TS-509 Pro:Serial ATA II
USB 2.0 ports quantity
- TeraStation III, 6.0TB:2
- TS-509 Pro:5
Operating temperature (T-T)
- TeraStation III, 6.0TB:5 - 35 °C
- TS-509 Pro:0 - 40 °C
Dimensions (WxDxH)
- TeraStation III, 6.0TB:170 x 230 x 215 mm
- TS-509 Pro:188.5 x 261.1 x 261.1 mm
Power requirements
- TeraStation III, 6.0TB:AC 100-240V, 50/60Hz
- TS-509 Pro:100-240V, 50/60Hz

Side by side

Differences highlightedShow differences only

Comparison of TeraStation III, 6.0TB, TS-509 Pro
34 specifications	A Buffalo TeraStation III, 6.0TB View product	B QNAP TS-509 Pro View product
Storage4 differ
Total installed storage capacityDiffers	6 TB	5 TB
Number of storage drives installedDiffers	4	5
Storage drive capacityDiffers	1.5 TB	5 TB
Storage drive interfaceDiffers	Serial ATA	Serial ATA II
Storage drive sizeKnown for one	Unknown — not stated by the source	3.5"
RAID levelsKnown for one	0, 1, 5, 10	Unknown — not stated by the source
Drive device, transfer rateKnown for one	60 MB/s	Unknown — not stated by the source
Processoridentical
Processor frequencyKnown for one	Unknown — not stated by the source	1.6 GHz
Memoryidentical
Internal memoryKnown for one	Unknown — not stated by the source	1 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2
Flash memoryKnown for one	Unknown — not stated by the source	128 MB
Network1 differ
DHCP clientKnown for one	Unknown — not stated by the source	Yes
DHCP serverKnown for one	Unknown — not stated by the source	Yes
iSCSI supportKnown for one	Unknown — not stated by the source	Yes
Supported network protocolsDiffers	TCP/IP	TCP/IP, CIFS/SMB, AFP, NFS, HTTP, HTTPS, FTP, DDNS, NTP
Compliance industry standardsKnown for one	IEEE802.3ab/IEEE802.3u/IEEE802.3	Unknown — not stated by the source
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantityDiffers	2	5
eSATAKnown for one	Unknown — not stated by the source	Yes
Designidentical
Chassis typeKnown for one	Unknown — not stated by the source	Tower
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	63 W
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	6.4 kg
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 40 °C
Relative humidityKnown for one	Unknown — not stated by the source	0 - 95%
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Other features3 differ
Compatible operating systemsDiffers	Win 2000, XP, Vista, MCE2004, MCE2005, Win Server 2000/2003/2008 Mac OS X 10.3.9+	Win 8/ ME/ NT/ 2000/ XP/ 2003/ Vista Mac OS X Linux Unix
Dimensions (WxDxH)Differs	170 x 230 x 215 mm	188.5 x 261.1 x 261.1 mm
Link/Act LEDKnown for one	Unknown — not stated by the source	Yes
Power requirementsDiffers	AC 100-240V, 50/60Hz	100-240V, 50/60Hz
Connectivity LEDsKnown for one	Unknown — not stated by the source	LAN/USB
I/O portsKnown for one	Unknown — not stated by the source	1xRS-232
Networking featuresKnown for one	10/100/1000Mbps	Unknown — not stated by the source
Performanceidentical
Management protocolsKnown for one	HTTP, HTTPS	Unknown — not stated by the source

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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