Product comparison · 2 internal hard drives

HP 160GB, SATA, 3Gb/s, NCQ, 7200rpm vs Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk

5specifications compared
3differ
2identical
15known for one product only

Key differences

The Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk has 240 GB more HDD capacity than the HP 160GB, SATA, 3Gb/s, NCQ, 7200rpm (400 GB vs 160 GB). The Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk has 8 MB more storage drive buffer size than the HP 160GB, SATA, 3Gb/s, NCQ, 7200rpm (16 MB vs 8 MB). Interface: Serial ATA on the HP 160GB, SATA, 3Gb/s, NCQ, 7200rpm, SAS on the Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk.

HDD capacity
- 160GB, SATA, 3Gb/s, NCQ, 7200rpm:160 GB
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:400 GB
Interface
- 160GB, SATA, 3Gb/s, NCQ, 7200rpm:Serial ATA
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:SAS
Storage drive buffer size
- 160GB, SATA, 3Gb/s, NCQ, 7200rpm:8 MB
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:16 MB

Side by side

Differences highlightedShow differences only

Comparison of 160GB, SATA, 3Gb/s, NCQ, 7200rpm, Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk
20 specifications	A HP 160GB, SATA, 3Gb/s, NCQ, 7200rpm View product	B Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk View product
Features3 differ
HDD capacityDiffers	160 GB	400 GB
InterfaceDiffers	Serial ATA	SAS
Storage drive buffer sizeDiffers	8 MB	16 MB
Read seek timeKnown for one	Unknown — not stated by the source	3.9 ms
Write seek timeKnown for one	Unknown — not stated by the source	4.2 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.35 ms
Average latencyKnown for one	Unknown — not stated by the source	2.98 ms
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
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	771 g
Other featuresidentical
Data transfer rate	3 Gbit/s	3 Gbit/s
Internal	Yes	Yes
Sustained data rateKnown for one	Unknown — not stated by the source	97 MB/s
Compatible productsKnown for one	xw4600	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 / 12 V	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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