Product comparison · 2 internal hard drives

Lenovo 81Y9728 internal hard drive vs Lenovo FRU45W7731 internal hard drive

7specifications compared
3differ
4identical
2known for one product only

Key differences

The Lenovo 81Y9728 internal hard drive has 50 GB more HDD capacity than the Lenovo FRU45W7731 internal hard drive (500 GB vs 450 GB). The Lenovo FRU45W7731 internal hard drive has 2,800 RPM more HDD speed than the Lenovo 81Y9728 internal hard drive (10000 RPM vs 7200 RPM). Interface: NL-SATA on the Lenovo 81Y9728 internal hard drive, SAS on the Lenovo FRU45W7731 internal hard drive.

HDD capacity
- 81Y9728 internal hard drive:500 GB
- FRU45W7731 internal hard drive:450 GB
HDD speed
- 81Y9728 internal hard drive:7200 RPM
- FRU45W7731 internal hard drive:10000 RPM
Interface
- 81Y9728 internal hard drive:NL-SATA
- FRU45W7731 internal hard drive:SAS

Side by side

Differences highlightedShow differences only

Comparison of 81Y9728, FRU45W7731
9 specifications	A Lenovo 81Y9728 internal hard drive Model 81Y9728 View product	B Lenovo FRU45W7731 internal hard drive Model FRU45W7731 View product
Features3 differ
HDD capacityDiffers	500 GB	450 GB
HDD speedDiffers	7200 RPM	10000 RPM
InterfaceDiffers	NL-SATA	SAS
Hot-swapKnown for one	Yes	Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/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.

More internal hard drive comparisons

All internal hard drive comparisons