Product comparison · 2 internal hard drives

Dell ST3450856SS internal hard drive vs Lenovo 81Y9655 internal hard drive

8specifications compared
4differ
4identical
1known for one product only

Key differences

The Lenovo 81Y9655 internal hard drive has 450 GB more HDD capacity than the Dell ST3450856SS internal hard drive (900 GB vs 450 GB). The Dell ST3450856SS internal hard drive has 5,000 RPM more HDD speed than the Lenovo 81Y9655 internal hard drive (15000 RPM vs 10000 RPM). The Dell ST3450856SS internal hard drive has 1" more HDD size than the Lenovo 81Y9655 internal hard drive (3.5" vs 2.5").

HDD capacity
- ST3450856SS internal hard drive:450 GB
- 81Y9655 internal hard drive:900 GB
HDD speed
- ST3450856SS internal hard drive:15000 RPM
- 81Y9655 internal hard drive:10000 RPM
HDD size
- ST3450856SS internal hard drive:3.5"
- 81Y9655 internal hard drive:2.5"
HDD interface transfer rate
- ST3450856SS internal hard drive:3 Gbit/s
- 81Y9655 internal hard drive:6 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of ST3450856SS, 81Y9655
9 specifications	A Dell ST3450856SS internal hard drive Model ST3450856SS View product	B Lenovo 81Y9655 internal hard drive Model 81Y9655 View product
Features4 differ
HDD capacityDiffers	450 GB	900 GB
HDD speedDiffers	15000 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	SAS	SAS
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
HDD interface transfer rateDiffers	3 Gbit/s	6 Gbit/s
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 V
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(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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