Product comparison · 2 internal hard drives

Lenovo 146GB Hot Swap SAS HDD vs Lenovo 73GB SAS SFF HDD

8specifications compared
5differ
3identical
5known for one product only

Key differences

HDD capacity
- 146GB Hot Swap SAS HDD:146 GB
- 73GB SAS SFF HDD:73 GB
HDD size
- 146GB Hot Swap SAS HDD:3.5"
- 73GB SAS SFF HDD:2.5"
Storage drive buffer size
- 146GB Hot Swap SAS HDD:8 MB
- 73GB SAS SFF HDD:16 MB
Average seek time
- 146GB Hot Swap SAS HDD:4 ms
- 73GB SAS SFF HDD:2.8 ms
Operating voltage
- 146GB Hot Swap SAS HDD:5 / 12 V
- 73GB SAS SFF HDD:5 V

Side by side

Differences highlightedShow differences only

Comparison of 146GB Hot Swap SAS HDD, 73GB SAS SFF HDD
13 specifications	A Lenovo 146GB Hot Swap SAS HDD View product	B Lenovo 73GB SAS SFF HDD View product
Features4 differ
HDD capacityDiffers	146 GB	73 GB
HDD speed	15000 RPM	15000 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	SAS	SAS
Storage drive buffer sizeDiffers	8 MB	16 MB
Access timeKnown for one	6 ms	Unknown — not stated by the source
Average seek timeDiffers	4 ms	2.8 ms
Average latencyKnown for one	Unknown — not stated by the source	2 ms
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Other featuresidentical
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Internal	Yes	Yes
Compatible productsKnown for one	xSeries 260, 206m, 306m, System x3800	Unknown — not stated by the source
Sustained data rateKnown for one	Unknown — not stated by the source	112 MB/s

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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