Product comparison · 2 internal hard drives

Lenovo 300GB 2.5" SATA II vs Lenovo ThinkServer 146GB HS

Key differences

HDD capacity
- 300GB 2.5" SATA II:300 GB
- ThinkServer 146GB HS:146 GB
HDD speed
- 300GB 2.5" SATA II:10000 RPM
- ThinkServer 146GB HS:15000 RPM
Interface
- 300GB 2.5" SATA II:Serial ATA II
- ThinkServer 146GB HS:SAS
Read seek time
- 300GB 2.5" SATA II:4.2 ms
- ThinkServer 146GB HS:3.5 ms
Write seek time
- 300GB 2.5" SATA II:4.2 ms
- ThinkServer 146GB HS:3.5 ms
Data transfer rate
- 300GB 2.5" SATA II:3 Gbit/s
- ThinkServer 146GB HS:6 Gbit/s

Differences highlightedShow differences only

Comparison of 300GB 2.5" SATA II, ThinkServer 146GB HS
17 specifications	A Lenovo 300GB 2.5" SATA II View product	B Lenovo ThinkServer 146GB HS View product
Features5 differ
HDD capacityDiffers	300 GB	146 GB
HDD speedDiffers	10000 RPM	15000 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Serial ATA II	SAS
TypeKnown for one	HDD	Unknown — not stated by the source
Component for	Server/workstation	Server/workstation
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Read seek timeDiffers	4.2 ms	3.5 ms
Write seek timeDiffers	4.2 ms	3.5 ms
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Poweridentical
Operating voltage	5 V	5 V
Weight & dimensionsidentical
Width	42.6 mm	42.6 mm
Depth	4.85 mm	4.85 mm
Height	45.1 mm	45.1 mm
Weight	350 g	350 g
Other features1 differ
Data transfer rateDiffers	3 Gbit/s	6 Gbit/s
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.