Product comparison · 2 internal hard drives

HP 73GB Ultra320 SCSI vs Seagate ES ST31000426SS

5specifications compared
3differ
2identical
20known for one product only

Key differences

HDD capacity
- 73GB Ultra320 SCSI:73 GB
- ES ST31000426SS:1 TB
HDD speed
- 73GB Ultra320 SCSI:10000 RPM
- ES ST31000426SS:7200 RPM
Interface
- 73GB Ultra320 SCSI:Ultra320 SCSI
- ES ST31000426SS:SAS

Side by side

Differences highlightedShow differences only

Comparison of 73GB Ultra320 SCSI, ES ST31000426SS
25 specifications	A HP 73GB Ultra320 SCSI View product	B Seagate ES ST31000426SS View product
Features3 differ
HDD capacityDiffers	73 GB	1 TB
HDD speedDiffers	10000 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Ultra320 SCSI	SAS
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	8.04 W
Power consumption (standby)Known for one	Unknown — not stated by the source	5.41 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	1.89 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 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	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.8 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	640 g
Other featuresidentical
Sustained data rateKnown for one	Unknown — not stated by the source	150 MB/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.

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