Product comparison · 2 internal hard drives

HP 18.2GB 15K Ultra3 Universal SCSI vs HP 900GB SAS HDD

Key differences

HDD capacity
- 18.2GB 15K Ultra3 Universal SCSI:18.2 GB
- 900GB SAS HDD:900 GB
HDD speed
- 18.2GB 15K Ultra3 Universal SCSI:15000 RPM
- 900GB SAS HDD:10000 RPM

Differences highlightedShow differences only

Comparison of 18.2GB 15K Ultra3 Universal SCSI, 900GB SAS HDD
15 specifications	A HP 18.2GB 15K Ultra3 Universal SCSI View product	B HP 900GB SAS HDD View product
Features2 differ
HDD capacityDiffers	18.2 GB	900 GB
HDD speedDiffers	15000 RPM	10000 RPM
Interface	SAS	SAS
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Full stroke seek timeKnown for one	8 ms	Unknown — not stated by the source
Average seek timeKnown for one	3.8 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	101.6 mm	Unknown — not stated by the source
HeightKnown for one	25.4 mm	Unknown — not stated by the source
Other featuresidentical
Transfer rateKnown for one	160 MB/s	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 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.