Product comparison · 2 internal hard drives

HP 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive vs Seagate Momentus ST320LT020 internal hard drive

5specifications compared
3differ
2identical
18known for one product only

Key differences

HDD capacity
- 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive:72 GB
- Momentus ST320LT020 internal hard drive:320 GB
HDD speed
- 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive:10000 RPM
- Momentus ST320LT020 internal hard drive:5400 RPM
Interface
- 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive:SAS
- Momentus ST320LT020 internal hard drive:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive, ST320LT020
23 specifications	A HP 72GB dual-port (DP) Serial Attached SCSI (SAS) hard disk drive View product	B Seagate Momentus ST320LT020 internal hard drive Model ST320LT020 View product
Features3 differ
HDD capacityDiffers	72 GB	320 GB
HDD speedDiffers	10000 RPM	5400 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA II
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Native Command Queuing (NCQ)Known for one	Unknown — not stated by the source	Yes
TypeKnown for one	HDD	Unknown — not stated by the source
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Poweridentical
Power consumption (idle)Known for one	Unknown — not stated by the source	0.48 W
Operating voltage	5 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	70.1 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightKnown for one	Unknown — not stated by the source	92 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
InternalKnown for one	Unknown — not stated by the source	Yes

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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