Product comparison · 2 internal hard drives

HP 146GB, U320 SCSI, 10K Rpm vs HP 72GB, U320, 10000 rpm, Non Hot Plug

Key differences

The HP 146GB, U320 SCSI, 10K Rpm has 74 GB more HDD capacity than the HP 72GB, U320, 10000 rpm, Non Hot Plug (146 GB vs 72 GB).

HDD capacity
- 146GB, U320 SCSI, 10K Rpm:146 GB
- 72GB, U320, 10000 rpm, Non Hot Plug:72 GB

Differences highlightedShow differences only

Comparison of 146GB, U320 SCSI, 10K Rpm, 72GB, U320, 10000 rpm, Non Hot Plug
16 specifications	A HP 146GB, U320 SCSI, 10K Rpm View product	B HP 72GB, U320, 10000 rpm, Non Hot Plug View product
Features1 differ
HDD capacityDiffers	146 GB	72 GB
HDD speed	10000 RPM	10000 RPM
HDD size	3.5"	3.5"
Interface	Ultra320 SCSI	Ultra320 SCSI
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Full stroke seek timeKnown for one	9.2 ms	Unknown — not stated by the source
Average seek timeKnown for one	4.9 ms	Unknown — not stated by the source
Hot-swapKnown for one	Unknown — not stated by the source	No
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Other featuresidentical
Internal	Yes	Yes
Maximum data transfer rateKnown for one	320 Mbit/s	Unknown — not stated by the source
HDD transfer rateKnown for one	Unknown — not stated by the source	320 Mbit/s
Drive device, transfer rateKnown for one	Unknown — not stated by the source	320 MB/s
Hot-Plug supportKnown for one	Unknown — not stated by the source	No

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.