Product comparison · 2 raid controllers

Dell 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s vs HP SmartArray 642 RAID controller PCI-X 0.320 Gbit/s

7specifications compared
7differ
0identical
14known for one product only

Key differences

Supported storage drive interfaces
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:SAS-2, Serial ATA
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:SCSI
Host interface
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:PCI Express x8
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:PCI-X
RAID levels
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:0, 1, 5, 6, 10, 50, 60
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:0, 1, 0+1, 5
Data transfer rate
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:6 Gbit/s
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:0.320 Gbit/s
SSD support
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:Yes
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:No
Internal memory
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:512 MB
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:64 MB
Number of devices supported
- 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s:192
- SmartArray 642 RAID controller PCI-X 0.320 Gbit/s:20

Side by side

Differences highlightedShow differences only

Comparison of 342-1560, 642
21 specifications	A Dell 342-1560 RAID controller PCI Express x8 2.0 6 Gbit/s Model 342-1560 View product	B HP SmartArray 642 RAID controller PCI-X 0.320 Gbit/s Model 642 View product
Ports & interfaces2 differ
Supported storage drive interfacesDiffers	SAS-2, Serial ATA	SCSI
Host interfaceDiffers	PCI Express x8	PCI-X
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
External mini-SAS portsKnown for one	2	Unknown — not stated by the source
Performance5 differ
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 0+1, 5
Data transfer rateDiffers	6 Gbit/s	0.320 Gbit/s
SSD supportDiffers	Yes	No
Internal memoryDiffers	512 MB	64 MB
Channels quantityKnown for one	8 channels	Unknown — not stated by the source
Number of devices supportedDiffers	192	20
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	DELL PowerEdge	Unknown — not stated by the source
Internal memory typeKnown for one	Unknown — not stated by the source	DDR
Processoridentical
Built-in processorKnown for one	LSI LSISAS2108	Unknown — not stated by the source
Other featuresidentical
Bundled softwareKnown for one	Dell OpenManage	Unknown — not stated by the source
Connector(s)Known for one	2 x SAS	Unknown — not stated by the source
QuantityKnown for one	1	Unknown — not stated by the source
Maximum supported storage capacityKnown for one	Unknown — not stated by the source	6 TB
Supported protocolsKnown for one	Unknown — not stated by the source	Ultra320, Ultra3, Ultra2
External portsKnown for one	Unknown — not stated by the source	1 x Ultra320-SCSI LVD VHDCI 68-pin
Internal portsKnown for one	Unknown — not stated by the source	1 x Ultra320-SCSI LVD HD 68-pin

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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