Product comparison · 2 raid controllers

Dell PERC H840 vs Fujitsu EP420i RAID controller PCI Express x8 12 Gbit/s

5specifications compared
1differ
4identical
17known for one product only

Key differences

The Fujitsu EP420i RAID controller PCI Express x8 12 Gbit/s has 10.8 Gbit/s more data transfer rate than the Dell PERC H840 (12 Gbit/s vs 1.2 Gbit/s).

Data transfer rate
- PERC H840:1.2 Gbit/s
- EP420i RAID controller PCI Express x8 12 Gbit/s:12 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of PERC H840, EP420i
22 specifications	A Dell PERC H840 View product	B Fujitsu EP420i RAID controller PCI Express x8 12 Gbit/s Model EP420i View product
Ports & interfacesidentical
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Internal mini-SAS portsKnown for one	2	Unknown — not stated by the source
Performance1 differ
Data transfer rateDiffers	1.2 Gbit/s	12 Gbit/s
Number of devices supportedKnown for one	255	Unknown — not stated by the source
Compatible productsKnown for one	- PowerEdge R7415 - PowerEdge R640 - PowerEdge R740 - PowerEdge R840 - PowerEdge R440 - PowerEdge T640 - PowerEdge R540 - PowerEdge T440 - PowerVault NX3240 - PowerEdge R740xd2 - PowerEdge R740XD - PowerEdge R940 - PowerEdge R7425 - PowerEdge R940xa	Unknown — not stated by the source
RAID Level MigrationKnown for one	Unknown — not stated by the source	Yes
Internal memoryKnown for one	Unknown — not stated by the source	2048 MB
ChipsetKnown for one	Unknown — not stated by the source	LSI SAS3108
Online Capacity ExpansionKnown for one	Unknown — not stated by the source	Yes
S.M.A.R.T. supportKnown for one	Unknown — not stated by the source	Yes
Processoridentical
Built-in processorKnown for one	Yes	Unknown — not stated by the source
Processor familyKnown for one	LSI	Unknown — not stated by the source
System requirementsidentical
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Server operating systems supportedKnown for one	Windows Server 2012, Windows Server 2016	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	167.6 mm	Unknown — not stated by the source
DepthKnown for one	64.4 mm	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733080	Unknown — not stated by the source
Other featuresidentical
Dell E-Value CodeKnown for one	405-AAMZ	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.

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