Product comparison · 2 internal hard drives

Dell 81Y15 internal hard drive vs Dell HT278 internal hard drive

7specifications compared
4differ
3identical
1known for one product only

Key differences

The Dell HT278 internal hard drive has 2,800 RPM more HDD speed than the Dell 81Y15 internal hard drive (10000 RPM vs 7200 RPM). The Dell 81Y15 internal hard drive has 2 Gbit/s more HDD interface transfer rate than the Dell HT278 internal hard drive (6 Gbit/s vs 4 Gbit/s). HDD capacity: 6 TB on the Dell 81Y15 internal hard drive, 300 GB on the Dell HT278 internal hard drive. Interface: Serial ATA III on the Dell 81Y15 internal hard drive, Fibre Channel on the Dell HT278 internal hard drive.

HDD capacity
- 81Y15 internal hard drive:6 TB
- HT278 internal hard drive:300 GB
HDD speed
- 81Y15 internal hard drive:7200 RPM
- HT278 internal hard drive:10000 RPM
Interface
- 81Y15 internal hard drive:Serial ATA III
- HT278 internal hard drive:Fibre Channel
HDD interface transfer rate
- 81Y15 internal hard drive:6 Gbit/s
- HT278 internal hard drive:4 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of 81Y15, HT278
8 specifications	A Dell 81Y15 internal hard drive Model 81Y15 View product	B Dell HT278 internal hard drive Model HT278 View product
Features4 differ
HDD capacityDiffers	6 TB	300 GB
HDD speedDiffers	7200 RPM	10000 RPM
InterfaceDiffers	Serial ATA III	Fibre Channel
Component forKnown for one	Unknown — not stated by the source	Server/workstation
HDD interface transfer rateDiffers	6 Gbit/s	4 Gbit/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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