Product comparison · 2 disk arrays

D-Link DSN-640 disk array Rack (2U) Grey vs HP StoreOnce QK699A disk array Rack (2U)

5specifications compared
4differ
1identical
20known for one product only

Key differences

Number of storage drives installed
- DSN-640 disk array Rack (2U) Grey:12
- StoreOnce QK699A disk array Rack (2U):8
Number of storage drives supported
- DSN-640 disk array Rack (2U) Grey:60
- StoreOnce QK699A disk array Rack (2U):12
Storage drive interface
- DSN-640 disk array Rack (2U) Grey:Serial ATA II
- StoreOnce QK699A disk array Rack (2U):Serial Attached SCSI (SAS)

Side by side

Differences highlightedShow differences only

Comparison of DSN-640, QK699A
25 specifications	A D-Link DSN-640 disk array Rack (2U) Grey Model DSN-640 View product	B HP StoreOnce QK699A disk array Rack (2U) Model QK699A View product
Storage4 differ
Storage drives installedKnown for one	Yes	Unknown — not stated by the source
Installed storage drive typeKnown for one	HDD	Unknown — not stated by the source
Number of storage drives installedDiffers	12	8
Supported storage drive typesKnown for one	HDD	Unknown — not stated by the source
Number of storage drives supportedDiffers	60	12
Storage drive interfaceDiffers	Serial ATA II	Serial Attached SCSI (SAS)
RAID levelsDiffers	0, 0+1, 1, 3, 5, 6, 10, 30, 50, JBOD	0, 1, 1+0, 5, 6, 50, 60, JBOD
Storage drive capacityKnown for one	Unknown — not stated by the source	2 GB
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Native capacityKnown for one	Unknown — not stated by the source	16 GB
Designidentical
Chassis type	Rack (2U)	Rack (2U)
Product colourKnown for one	Grey	Unknown — not stated by the source
System requirementsidentical
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	442.8 mm	Unknown — not stated by the source
DepthKnown for one	500.6 mm	Unknown — not stated by the source
HeightKnown for one	88 mm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	35.4 kg
Poweridentical
Redundant power supply (RPS) supportKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Power requirementsKnown for one	Unknown — not stated by the source	110-120V
Minimum system requirementsKnown for one	Unknown — not stated by the source	Microsoft Windows 2003; Microsoft Windows 2008 Novell NetWare; Red Hat Linux; Xen; SUSE Linux; VMware; Microsoft Windows Hyper-V; HP-UX
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	419 x 597 x 762 mm
Power supply typeKnown for one	Unknown — not stated by the source	AC

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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