Product comparison · 2 internal hard drives

Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk vs Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk

7specifications compared
5differ
2identical
14known 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 Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk (400 GB vs 160 GB). The Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk has 0.2 mm more width than the Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk (101.8 mm vs 101.6 mm). The Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk has 6.1 mm more height than the Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk (26.1 mm vs 20 mm). Interface: SAS on the Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk, Serial ATA on the Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk.

HDD capacity
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:400 GB
- DB35 7200.3 160GB SATA 3Gb/s 20pk:160 GB
Interface
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:SAS
- DB35 7200.3 160GB SATA 3Gb/s 20pk:Serial ATA
Width
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:101.8 mm
- DB35 7200.3 160GB SATA 3Gb/s 20pk:101.6 mm
Height
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:26.1 mm
- DB35 7200.3 160GB SATA 3Gb/s 20pk:20 mm
Weight
- Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk:771 g
- DB35 7200.3 160GB SATA 3Gb/s 20pk:380 g

Side by side

Differences highlightedShow differences only

Comparison of Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk, DB35 7200.3 160GB SATA 3Gb/s 20pk
21 specifications	A Seagate Cheetah NS 400GB 3-Gb/s Serial Attached SCSI 10pk View product	B Seagate DB35 7200.3 160GB SATA 3Gb/s 20pk View product
Features2 differ
HDD capacityDiffers	400 GB	160 GB
InterfaceDiffers	SAS	Serial ATA
Storage drive buffer sizeKnown for one	16 MB	Unknown — not stated by the source
Read seek timeKnown for one	3.9 ms	Unknown — not stated by the source
Write seek timeKnown for one	4.2 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.35 ms	Unknown — not stated by the source
Average latencyKnown for one	2.98 ms	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Weight & dimensions3 differ
WidthDiffers	101.8 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	26.1 mm	20 mm
WeightDiffers	771 g	380 g
Other featuresidentical
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Internal	Yes	Yes
Sustained data rateKnown for one	97 MB/s	Unknown — not stated by the source
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
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
Non-operating shockKnown for one	Unknown — not stated by the source	350 G

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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