Product comparison · 2 internal hard drives

Dell H523N-REF internal hard drive vs Lenovo 40K6881 internal hard drive

6specifications compared
4differ
2identical
2known for one product only

Key differences

The Dell H523N-REF internal hard drive has 220 GB more HDD capacity than the Lenovo 40K6881 internal hard drive (300 GB vs 80 GB). The Dell H523N-REF internal hard drive has 2,800 RPM more HDD speed than the Lenovo 40K6881 internal hard drive (10000 RPM vs 7200 RPM). The Lenovo 40K6881 internal hard drive has 1" more HDD size than the Dell H523N-REF internal hard drive (3.5" vs 2.5"). Interface: SAS on the Dell H523N-REF internal hard drive, Serial ATA on the Lenovo 40K6881 internal hard drive.

HDD capacity
- H523N-REF internal hard drive:300 GB
- 40K6881 internal hard drive:80 GB
HDD speed
- H523N-REF internal hard drive:10000 RPM
- 40K6881 internal hard drive:7200 RPM
HDD size
- H523N-REF internal hard drive:2.5"
- 40K6881 internal hard drive:3.5"
Interface
- H523N-REF internal hard drive:SAS
- 40K6881 internal hard drive:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of H523N-REF, 40K6881
8 specifications	A Dell H523N-REF internal hard drive Model H523N-REF View product	B Lenovo 40K6881 internal hard drive Model 40K6881 View product
Features4 differ
HDD capacityDiffers	300 GB	80 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V

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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