Product comparison · 2 internal hard drives

Seagate Cheetah 15K.5 SAS 300GB vs Seagate Cheetah 15K.5 Ultra320 SCS 73.4GB

11specifications compared
2differ
9identical
3known for one product only

Key differences

The Seagate Cheetah 15K.5 SAS 300GB has 226.6 GB more HDD capacity than the Seagate Cheetah 15K.5 Ultra320 SCS 73.4GB (300 GB vs 73.4 GB). Interface: SAS on the Seagate Cheetah 15K.5 SAS 300GB, SCSI on the Seagate Cheetah 15K.5 Ultra320 SCS 73.4GB.

HDD capacity
- Cheetah 15K.5 SAS 300GB:300 GB
- Cheetah 15K.5 Ultra320 SCS 73.4GB:73.4 GB
Interface
- Cheetah 15K.5 SAS 300GB:SAS
- Cheetah 15K.5 Ultra320 SCS 73.4GB:SCSI

Side by side

Differences highlightedShow differences only

Comparison of Cheetah 15K.5 SAS 300GB, Cheetah 15K.5 Ultra320 SCS 73.4GB
14 specifications	A Seagate Cheetah 15K.5 SAS 300GB View product	B Seagate Cheetah 15K.5 Ultra320 SCS 73.4GB View product
Features2 differ
HDD capacityDiffers	300 GB	73.4 GB
HDD speed	15000 RPM	15000 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceDiffers	SAS	SCSI
Read seek time	3.5 ms	3.5 ms
Write seek time	4 ms	4 ms
Average latency	2 ms	2 ms
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Weight & dimensionsidentical
Width	101.8 mm	101.8 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
Weight	839 g	839 g
Other featuresidentical
Internal	Yes	Yes

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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