Product comparison · 2 raid controllers

Dell PERC H840 vs Lenovo 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s

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

Key differences

The Lenovo 4XC0G88839 RAID controller PCI Express x8 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). Supported storage drive interfaces: SAS on the Dell PERC H840, SAS, Serial ATA on the Lenovo 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s. RAID levels: 0, 1, 5, 6, 10, 50, 60 on the Dell PERC H840, 0, 1, 5, 6, 10, 50, 60, JBOD on the Lenovo 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s.

Supported storage drive interfaces
- PERC H840:SAS
- 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s:SAS, Serial ATA
RAID levels
- PERC H840:0, 1, 5, 6, 10, 50, 60
- 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s:0, 1, 5, 6, 10, 50, 60, JBOD
Data transfer rate
- PERC H840:1.2 Gbit/s
- 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s:12 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of PERC H840, 4XC0G88839
18 specifications	A Dell PERC H840 View product	B Lenovo 4XC0G88839 RAID controller PCI Express x8 3.0 12 Gbit/s Model 4XC0G88839 View product
Ports & interfaces1 differ
Supported storage drive interfacesDiffers	SAS	SAS, Serial ATA
Internal mini-SAS portsKnown for one	2	Unknown — not stated by the source
External SAS portsKnown for one	Unknown — not stated by the source	1
Performance3 differ
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60, JBOD
Data transfer rateDiffers	1.2 Gbit/s	12 Gbit/s
Number of devices supportedKnown for one	255	Unknown — not stated by the source
Compatible productsDiffers	- 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	ThinkServer TD350, RD450, RD550, RD650
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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