Product comparison · 2 internal hard drives

HP 1TB SATA 6Gb/s 7200 Hard Drive vs HP 300GB 15k U320 SCSI 3.5"

Key differences

HDD capacity
- 1TB SATA 6Gb/s 7200 Hard Drive:1 TB
- 300GB 15k U320 SCSI 3.5":300 GB
HDD speed
- 1TB SATA 6Gb/s 7200 Hard Drive:7200 RPM
- 300GB 15k U320 SCSI 3.5":15000 RPM
Interface
- 1TB SATA 6Gb/s 7200 Hard Drive:Serial ATA
- 300GB 15k U320 SCSI 3.5":Ultra320 SCSI

Differences highlightedShow differences only

Comparison of 1TB SATA 6Gb/s 7200 Hard Drive, 300GB 15k U320 SCSI 3.5"
17 specifications	A HP 1TB SATA 6Gb/s 7200 Hard Drive View product	B HP 300GB 15k U320 SCSI 3.5"View product
Features3 differ
HDD capacityDiffers	1 TB	300 GB
HDD speedDiffers	7200 RPM	15000 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Ultra320 SCSI
Type	HDD	HDD
Storage drive buffer sizeKnown for one	64 MB	Unknown — not stated by the source
Full stroke seek timeKnown for one	21 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	2 ms	Unknown — not stated by the source
Average seek timeKnown for one	11 ms	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	89 mm	Unknown — not stated by the source
DepthKnown for one	101.7 mm	Unknown — not stated by the source
HeightKnown for one	25.4 mm	Unknown — not stated by the source
Other featuresidentical
Storage drive controllerKnown for one	SATA	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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.