Product comparison · 2 raid controllers

Dell PERC H710p vs Dell PERC H840

11specifications compared
6differ
5identical
17known for one product only

Key differences

The Dell PERC H840 has 1 more PCI Express slots version than the Dell PERC H710p (3.0 vs 2.0). The Dell PERC H710p has 4.8 Gbit/s more data transfer rate than the Dell PERC H840 (6 Gbit/s vs 1.2 Gbit/s). The Dell PERC H840 has 223 more devices supported than the Dell PERC H710p (255 vs 32). Supported storage drive interfaces: SAS, Serial ATA on the Dell PERC H710p, SAS on the Dell PERC H840. Processor family: PowerPC on the Dell PERC H710p, LSI on the Dell PERC H840.

Supported storage drive interfaces
- PERC H710p:SAS, Serial ATA
- PERC H840:SAS
PCI Express slots version
- PERC H710p:2.0
- PERC H840:3.0
Data transfer rate
- PERC H710p:6 Gbit/s
- PERC H840:1.2 Gbit/s
Number of devices supported
- PERC H710p:32
- PERC H840:255
Processor family
- PERC H710p:PowerPC
- PERC H840:LSI
Width
- PERC H710p:64.4 mm
- PERC H840:167.6 mm

Side by side

Differences highlightedShow differences only

Comparison of PERC H710p, PERC H840
28 specifications	A Dell PERC H710p View product	B Dell PERC H840 View product
Ports & interfaces2 differ
Supported storage drive interfacesDiffers	SAS, Serial ATA	SAS
Host interface	PCI Express x8	PCI Express x8
PCI Express slots versionDiffers	2.0	3.0
Internal mini-SAS ports	2	2
Performance2 differ
RAID Level MigrationKnown for one	Yes	Unknown — not stated by the source
RAID levels	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60
Data transfer rateDiffers	6 Gbit/s	1.2 Gbit/s
SSD support	Yes	Yes
Internal memoryKnown for one	1024 MB	Unknown — not stated by the source
Internal memory typeKnown for one	DDR3	Unknown — not stated by the source
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
ChipsetKnown for one	LSISA2208	Unknown — not stated by the source
Number of devices supportedDiffers	32	255
Online Capacity ExpansionKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	Unknown — not stated by the source	- 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
Processor1 differ
Processor familyDiffers	PowerPC	LSI
Built-in processorKnown for one	Unknown — not stated by the source	Yes
Poweridentical
VoltageKnown for one	12 V	Unknown — not stated by the source
System requirementsidentical
Linux operating systems supported	Yes	Yes
Server operating systems supportedKnown for one	Unknown — not stated by the source	Windows Server 2012, Windows Server 2016
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions1 differ
WidthDiffers	64.4 mm	167.6 mm
HeightKnown for one	167.6 mm	Unknown — not stated by the source
DepthKnown for one	Unknown — not stated by the source	64.4 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	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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