Product comparison · 2 internal hard drives

Acer KH.32007.021 internal hard drive vs HP 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive

4specifications compared
3differ
1identical
9known for one product only

Key differences

The HP 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive has 130 GB more HDD capacity than the Acer KH.32007.021 internal hard drive (450 GB vs 320 GB). The HP 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive has 7,800 RPM more HDD speed than the Acer KH.32007.021 internal hard drive (15000 RPM vs 7200 RPM). Interface: Serial ATA III on the Acer KH.32007.021 internal hard drive, SAS on the HP 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive.

HDD capacity
- KH.32007.021 internal hard drive:320 GB
- 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive:450 GB
HDD speed
- KH.32007.021 internal hard drive:7200 RPM
- 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive:15000 RPM
Interface
- KH.32007.021 internal hard drive:Serial ATA III
- 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive:SAS

Side by side

Differences highlightedShow differences only

Comparison of KH.32007.021, 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive
13 specifications	A Acer KH.32007.021 internal hard drive Model KH.32007.021 View product	B HP 450GB dual-port Modular Smart Array (MSA2) Serial Attached SCSI (SAS) hard disk drive View product
Features3 differ
HDD capacityDiffers	320 GB	450 GB
HDD speedDiffers	7200 RPM	15000 RPM
InterfaceDiffers	Serial ATA III	SAS
Storage drive buffer sizeKnown for one	16 MB	Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Weight & dimensionsidentical
HeightKnown for one	7 mm	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
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
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V

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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