Product comparison · 2 internal hard drives

Lenovo 73GB SAS SFF HDD vs Lenovo ThinkPad FDE Serial ATA Hard Drive

Key differences

HDD capacity
- 73GB SAS SFF HDD:73 GB
- ThinkPad FDE Serial ATA Hard Drive:250 GB
HDD speed
- 73GB SAS SFF HDD:15000 RPM
- ThinkPad FDE Serial ATA Hard Drive:7200 RPM
Interface
- 73GB SAS SFF HDD:SAS
- ThinkPad FDE Serial ATA Hard Drive:Serial ATA

Differences highlightedShow differences only

Comparison of 73GB SAS SFF HDD, ThinkPad FDE Serial ATA Hard Drive
17 specifications	A Lenovo 73GB SAS SFF HDD View product	B Lenovo ThinkPad FDE Serial ATA Hard Drive View product
Features3 differ
HDD capacityDiffers	73 GB	250 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA
HDD number of headsKnown for one	Unknown — not stated by the source	4
Storage drive buffer sizeKnown for one	16 MB	Unknown — not stated by the source
Average seek timeKnown for one	2.8 ms	Unknown — not stated by the source
Average latencyKnown for one	2 ms	Unknown — not stated by the source
Poweridentical
Operating voltage	5 V	5 V
Operational conditionsidentical
Operating shockKnown for one	Unknown — not stated by the source	325 G
Non-operating shockKnown for one	Unknown — not stated by the source	900 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.2 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
Other featuresidentical
Internal	Yes	Yes
CertificationKnown for one	Unknown — not stated by the source	BSMI, C-Tick, CE, CSA, TUV, UL
Sustained data rateKnown for one	112 MB/s	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.