Product comparison · 2 raid controllers

Dell 405-AAEK RAID controller PCI Express x8 3.0 vs Dell PERC H840

13specifications compared
4differ
9identical
5known for one product only

Key differences

Supported storage drive interfaces: SAS, Serial ATA III on the Dell 405-AAEK RAID controller PCI Express x8 3.0, SAS on the Dell PERC H840. Built-in processor: SAS 3108 on the Dell 405-AAEK RAID controller PCI Express x8 3.0, Yes on the Dell PERC H840.

Supported storage drive interfaces
- 405-AAEK RAID controller PCI Express x8 3.0:SAS, Serial ATA III
- PERC H840:SAS
Built-in processor
- 405-AAEK RAID controller PCI Express x8 3.0:SAS 3108
- PERC H840:Yes

Side by side

Differences highlightedShow differences only

Comparison of 405-AAEK, PERC H840
18 specifications	A Dell 405-AAEK RAID controller PCI Express x8 3.0 Model 405-AAEK View product	B Dell PERC H840 View product
Ports & interfaces1 differ
Supported storage drive interfacesDiffers	SAS, Serial ATA III	SAS
Host interface	PCI Express x8	PCI Express x8
PCI Express slots version	3.0	3.0
Internal mini-SAS portsKnown for one	Unknown — not stated by the source	2
Performance1 differ
RAID levels	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60
Data transfer rateKnown for one	Unknown — not stated by the source	1.2 Gbit/s
SSD supportKnown for one	Unknown — not stated by the source	Yes
Number of devices supported	255	255
Compatible productsDiffers	PowerEdge R430 PowerEdge R530 PowerEdge R630 PowerEdge R640 PowerEdge R730 PowerEdge R730XD PowerEdge R740 PowerEdge R740XD	- 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
Channels quantityKnown for one	8 channels	Unknown — not stated by the source
Processor1 differ
Built-in processorDiffers	SAS 3108	Yes
Processor family	LSI	LSI
System requirements1 differ
Linux operating systems supported	Yes	Yes
Server operating systems supportedDiffers	Windows Server 2008 R2, Windows Server 2008 R2 x64, Windows Server 2012	Windows Server 2012, Windows Server 2016
Weight & dimensionsidentical
Width	167.6 mm	167.6 mm
Depth	64.4 mm	64.4 mm
Logistics dataidentical
Harmonized System (HS) code	84733080	84733080
Other featuresidentical
Dell E-Value CodeKnown for one	Unknown — not stated by the source	405-AAMZ

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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