Product comparison · 2 internal hard drives

Dell H639R-RFB internal hard drive vs Dell UM837-RFB internal hard drive

5specifications compared
2differ
3identical
4known for one product only

Key differences

The Dell H639R-RFB internal hard drive has 247 GB more HDD capacity than the Dell UM837-RFB internal hard drive (320 GB vs 73 GB). Interface: Serial ATA on the Dell H639R-RFB internal hard drive, SAS on the Dell UM837-RFB internal hard drive.

HDD capacity
- H639R-RFB internal hard drive:320 GB
- UM837-RFB internal hard drive:73 GB
Interface
- H639R-RFB internal hard drive:Serial ATA
- UM837-RFB internal hard drive:SAS

Side by side

Differences highlightedShow differences only

Comparison of H639R-RFB, UM837-RFB
9 specifications	A Dell H639R-RFB internal hard drive Model H639R-RFB View product	B Dell UM837-RFB internal hard drive Model UM837-RFB View product
Features2 differ
HDD capacityDiffers	320 GB	73 GB
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	SAS
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
RefurbishedKnown for one	Yes	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	15000 RPM
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	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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