Product comparison · 2 internal hard drives

Lenovo 81Y3820 internal hard drive vs Lenovo A4TW internal hard drive

4specifications compared
2differ
2identical
5known for one product only

Key differences

HDD capacity: 1 TB on the Lenovo 81Y3820 internal hard drive, 500 GB on the Lenovo A4TW internal hard drive. Interface: SAS on the Lenovo 81Y3820 internal hard drive, Serial ATA III on the Lenovo A4TW internal hard drive.

HDD capacity
- 81Y3820 internal hard drive:1 TB
- A4TW internal hard drive:500 GB
Interface
- 81Y3820 internal hard drive:SAS
- A4TW internal hard drive:Serial ATA III

Side by side

Differences highlightedShow differences only

Comparison of 81Y3820, A4TW
9 specifications	A Lenovo 81Y3820 internal hard drive Model 81Y3820 View product	B Lenovo A4TW internal hard drive Model A4TW View product
Features2 differ
HDD capacityDiffers	1 TB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	SAS	Serial ATA III
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	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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