Product comparison · 2 internal hard drives

Lenovo 03X3915 internal hard drive vs Lenovo 81Y9743 internal hard drive

8specifications compared
5differ
3identical
2known for one product only

Key differences

The Lenovo 03X3915 internal hard drive has 1 TB more HDD capacity than the Lenovo 81Y9743 internal hard drive (2 TB vs 1 TB). The Lenovo 03X3915 internal hard drive has 1" more HDD size than the Lenovo 81Y9743 internal hard drive (3.5" vs 2.5"). Interface: Serial ATA II on the Lenovo 03X3915 internal hard drive, Serial ATA III on the Lenovo 81Y9743 internal hard drive. Component for: Server/workstation on the Lenovo 03X3915 internal hard drive, Laptop on the Lenovo 81Y9743 internal hard drive. Operating voltage: 5 / 12 V on the Lenovo 03X3915 internal hard drive, 5 V on the Lenovo 81Y9743 internal hard drive.

HDD capacity
- 03X3915 internal hard drive:2 TB
- 81Y9743 internal hard drive:1 TB
HDD size
- 03X3915 internal hard drive:3.5"
- 81Y9743 internal hard drive:2.5"
Interface
- 03X3915 internal hard drive:Serial ATA II
- 81Y9743 internal hard drive:Serial ATA III
Component for
- 03X3915 internal hard drive:Server/workstation
- 81Y9743 internal hard drive:Laptop
Operating voltage
- 03X3915 internal hard drive:5 / 12 V
- 81Y9743 internal hard drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of 03X3915, 81Y9743
10 specifications	A Lenovo 03X3915 internal hard drive Model 03X3915 View product	B Lenovo 81Y9743 internal hard drive Model 81Y9743 View product
Features4 differ
HDD capacityDiffers	2 TB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA III
Type	HDD	HDD
Component forDiffers	Server/workstation	Laptop
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Packaging dataidentical
Quantity per pack	1 pc(s)	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.

More internal hard drive comparisons

All internal hard drive comparisons