Product comparison · 2 internal hard drives

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

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

Key differences

The Lenovo 73GB Hot Swap SAS HDD has 0.4 GB more HDD capacity than the Lenovo 73GB SAS SFF HDD (73.4 GB vs 73 GB). The Lenovo 73GB Hot Swap SAS HDD has 1" more HDD size than the Lenovo 73GB SAS SFF HDD (3.5" vs 2.5"). The Lenovo 73GB SAS SFF HDD has 8 MB more storage drive buffer size than the Lenovo 73GB Hot Swap SAS HDD (16 MB vs 8 MB). Operating voltage: 5 / 12 V on the Lenovo 73GB Hot Swap SAS HDD, 5 V on the Lenovo 73GB SAS SFF HDD.

HDD capacity
- 73GB Hot Swap SAS HDD:73.4 GB
- 73GB SAS SFF HDD:73 GB
HDD size
- 73GB Hot Swap SAS HDD:3.5"
- 73GB SAS SFF HDD:2.5"
Storage drive buffer size
- 73GB Hot Swap SAS HDD:8 MB
- 73GB SAS SFF HDD:16 MB
Average seek time
- 73GB Hot Swap SAS HDD:3.5 ms
- 73GB SAS SFF HDD:2.8 ms
Operating voltage
- 73GB Hot Swap SAS HDD:5 / 12 V
- 73GB SAS SFF HDD:5 V

Side by side

Differences highlightedShow differences only

Comparison of 73GB Hot Swap SAS HDD, 73GB SAS SFF HDD
11 specifications	A Lenovo 73GB Hot Swap SAS HDD View product	B Lenovo 73GB SAS SFF HDD View product
Features4 differ
HDD capacityDiffers	73.4 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
Average seek timeDiffers	3.5 ms	2.8 ms
Average latencyKnown for one	Unknown — not stated by the source	2 ms
Access timeKnown for one	5.5 ms	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Other featuresidentical
Internal	Yes	Yes
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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