Product comparison · 2 raid controllers

Dell PERC H840 vs GIGABYTE CRAO558 RAID controller PCI 3.0 12 Gbit/s

8specifications compared
5differ
3identical
16known for one product only

Key differences

The Dell PERC H840 has 1 more internal mini-SAS ports than the GIGABYTE CRAO558 RAID controller PCI 3.0 12 Gbit/s (2 vs 1). The GIGABYTE CRAO558 RAID controller PCI 3.0 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). The Dell PERC H840 has 56.8 mm more width than the GIGABYTE CRAO558 RAID controller PCI 3.0 12 Gbit/s (167.6 mm vs 110.8 mm). Host interface: PCI Express x8 on the Dell PERC H840, PCI on the GIGABYTE CRAO558 RAID controller PCI 3.0 12 Gbit/s.

Host interface
- PERC H840:PCI Express x8
- CRAO558 RAID controller PCI 3.0 12 Gbit/s:PCI
Internal mini-SAS ports
- PERC H840:2
- CRAO558 RAID controller PCI 3.0 12 Gbit/s:1
Data transfer rate
- PERC H840:1.2 Gbit/s
- CRAO558 RAID controller PCI 3.0 12 Gbit/s:12 Gbit/s
Width
- PERC H840:167.6 mm
- CRAO558 RAID controller PCI 3.0 12 Gbit/s:110.8 mm
Depth
- PERC H840:64.4 mm
- CRAO558 RAID controller PCI 3.0 12 Gbit/s:78 mm

Side by side

Differences highlightedShow differences only

Comparison of PERC H840, CRAO558
24 specifications	A Dell PERC H840 View product	B GIGABYTE CRAO558 RAID controller PCI 3.0 12 Gbit/s Model CRAO558 View product
Ports & interfaces2 differ
Supported storage drive interfaces	SAS	SAS
Host interfaceDiffers	PCI Express x8	PCI
PCI Express slots version	3.0	3.0
Internal mini-SAS portsDiffers	2	1
Internal SAS portsKnown for one	Unknown — not stated by the source	4
Performance1 differ
RAID levels	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60
Data transfer rateDiffers	1.2 Gbit/s	12 Gbit/s
SSD supportKnown for one	Yes	Unknown — not stated by the source
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
Internal memoryKnown for one	Unknown — not stated by the source	2 MB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3
Memory clock speedKnown for one	Unknown — not stated by the source	1866 MHz
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 & dimensions2 differ
WidthDiffers	167.6 mm	110.8 mm
DepthDiffers	64.4 mm	78 mm
Package widthKnown for one	Unknown — not stated by the source	251 mm
Package depthKnown for one	Unknown — not stated by the source	305 mm
Package heightKnown for one	Unknown — not stated by the source	220 mm
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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