Product comparison · 2 internal hard drives

Dell ST3146855SS internal hard drive vs HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy

6specifications compared
4differ
2identical
10known for one product only

Key differences

The HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy has 154 GB more HDD capacity than the Dell ST3146855SS internal hard drive (300 GB vs 146 GB). The Dell ST3146855SS internal hard drive has 5,000 RPM more HDD speed than the HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy (15000 RPM vs 10000 RPM). The Dell ST3146855SS internal hard drive has 1" more HDD size than the HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the Dell ST3146855SS internal hard drive, 5 V on the HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy.

HDD capacity
- ST3146855SS internal hard drive:146 GB
- 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy:300 GB
HDD speed
- ST3146855SS internal hard drive:15000 RPM
- 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy:10000 RPM
HDD size
- ST3146855SS internal hard drive:3.5"
- 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy:2.5"
Operating voltage
- ST3146855SS internal hard drive:5 / 12 V
- 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy:5 V

Side by side

Differences highlightedShow differences only

Comparison of ST3146855SS, 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy
16 specifications	A Dell ST3146855SS internal hard drive Model ST3146855SS View product	B HP 300GB 6G SAS 10K rpm SFF (2.5-inch) SC Enterprise 3yr Warranty Hard Drive/S-Buy View product
Features3 differ
HDD capacityDiffers	146 GB	300 GB
HDD speedDiffers	15000 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	SAS	SAS
Type	HDD	HDD
Full stroke seek timeKnown for one	Unknown — not stated by the source	8 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.3 ms
Average seek timeKnown for one	Unknown — not stated by the source	4 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	75.7 mm
DepthKnown for one	Unknown — not stated by the source	118.7 mm
HeightKnown for one	Unknown — not stated by the source	15.6 mm
WeightKnown for one	Unknown — not stated by the source	450 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/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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