Product comparison · 2 internal hard drives

HP 146GB SAS vs Seagate Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk)

3specifications compared
3differ
0identical
15known for one product only

Key differences

The Seagate Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk) has 154 GB more HDD capacity than the HP 146GB SAS (300 GB vs 146 GB). The HP 146GB SAS has 7,800 RPM more HDD speed than the Seagate Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk) (15000 RPM vs 7200 RPM). Interface: SAS on the HP 146GB SAS, Serial ATA II on the Seagate Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk).

HDD capacity
- 146GB SAS:146 GB
- Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk):300 GB
HDD speed
- 146GB SAS:15000 RPM
- Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk):7200 RPM
Interface
- 146GB SAS:SAS
- Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk):Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 146GB SAS, Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk)
18 specifications	A HP 146GB SAS View product	B Seagate Barracuda 7200.9 300 GB SATA NCQ 3Gb/s (20 pk)View product
Features3 differ
HDD capacityDiffers	146 GB	300 GB
HDD speedDiffers	15000 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA II
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	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.8 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	512
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	12.8 W
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	635 g
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.99 x 26.1 mm
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
InternalKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
Storage drive adapter includedKnown for one	No	Unknown — not stated by the source

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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