Product comparison · 2 raid controllers

Dell 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s vs Dell PERC H840

11specifications compared
5differ
6identical
10known for one product only

Key differences

The Dell 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s has 1,198.8 Gbit/s more data transfer rate than the Dell PERC H840 (1200 Gbit/s vs 1.2 Gbit/s). The Dell PERC H840 has 247 more devices supported than the Dell 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s (255 vs 8). Host interface: PCI Express on the Dell 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s, PCI Express x8 on the Dell PERC H840.

Host interface
- 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s:PCI Express
- PERC H840:PCI Express x8
Data transfer rate
- 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s:1200 Gbit/s
- PERC H840:1.2 Gbit/s
Number of devices supported
- 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s:8
- PERC H840:255

Side by side

Differences highlightedShow differences only

Comparison of 405-AAJW, PERC H840
21 specifications	A Dell 405-AAJW RAID controller PCI Express 3.0 1200 Gbit/s Model 405-AAJW View product	B Dell PERC H840 View product
Ports & interfaces1 differ
Supported storage drive interfaces	SAS	SAS
Host interfaceDiffers	PCI Express	PCI Express x8
PCI Express slots version	3.0	3.0
Internal mini-SAS portsKnown for one	Unknown — not stated by the source	2
Performance3 differ
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 6, 10, 50, 60
Data transfer rateDiffers	1200 Gbit/s	1.2 Gbit/s
SSD supportKnown for one	Unknown — not stated by the source	Yes
Number of devices supportedDiffers	8	255
Compatible productsDiffers	- PowerEdge R630 - PowerEdge R6415 - PowerEdge R740XD - PowerEdge R940 - PowerEdge R730 - Poweredge R830 - PowerEdge R640 - PowerEdge R740 - PowerEdge R730XD - PowerEdge R430 - PowerEdge R530 - PowerEdge R730xd XL - PowerEdge R7415	- 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
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
Processoridentical
Built-in processor	Yes	Yes
Processor family	LSI	LSI
Processor modelKnown for one	LSISAS3008	Unknown — not stated by the source
System requirements1 differ
Linux operating systems supported	Yes	Yes
Server operating systems supportedDiffers	Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2	Windows Server 2012, Windows Server 2016
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	167.6 mm
DepthKnown for one	Unknown — not stated by the source	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
Other operating systems supportedKnown for one	VMware vSphere ESXi	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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