Product comparison · 2 internal hard drives

Dell 146GB SAS 15000rpm vs Seagate Desktop HDD ST320DM000 internal hard drive

6specifications compared
3differ
3identical
31known for one product only

Key differences

HDD capacity
- 146GB SAS 15000rpm:146 GB
- Desktop HDD ST320DM000 internal hard drive:320 GB
HDD speed
- 146GB SAS 15000rpm:15000 RPM
- Desktop HDD ST320DM000 internal hard drive:7200 RPM
Interface
- 146GB SAS 15000rpm:SAS
- Desktop HDD ST320DM000 internal hard drive:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of 146GB SAS 15000rpm, ST320DM000
37 specifications	A Dell 146GB SAS 15000rpm View product	B Seagate Desktop HDD ST320DM000 internal hard drive Model ST320DM000 View product
Features3 differ
HDD capacityDiffers	146 GB	320 GB
HDD speedDiffers	15000 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
HDD number of headsKnown for one	Unknown — not stated by the source	2
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
Track to track seek timeKnown for one	Unknown — not stated by the source	1.2 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Start-up currentKnown for one	Unknown — not stated by the source	2 A
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 relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	0.5 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	3 G
Operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	20 mm
WeightKnown for one	Unknown — not stated by the source	415 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	4.69 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	1 pc(s)
Drive ready timeKnown for one	Unknown — not stated by the source	8.5 s
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Recording densityKnown for one	Unknown — not stated by the source	1413 kbit/inch
Track densityKnown for one	Unknown — not stated by the source	236 kt/in

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.

More internal hard drive comparisons

All internal hard drive comparisons