Product comparison · 2 raid controllers

HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s vs Lenovo RAID 940-16I

5specifications compared
5differ
0identical
10known for one product only

Key differences

The Lenovo RAID 940-16I has 6 Gbit/s more data transfer rate than the HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s (12 Gbit/s vs 6 Gbit/s). Only the Lenovo RAID 940-16I has SSD support. Supported storage drive interfaces: SAS on the HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s, SAS, Serial ATA on the Lenovo RAID 940-16I. Host interface: PCI Express x8 on the HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s, PCI Express x4 on the Lenovo RAID 940-16I. RAID levels: 0, 1, 1+0, 5, 6, 50, 60 on the HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s, 0, 1, 5, 10, 50, 60 on the Lenovo RAID 940-16I.

Supported storage drive interfaces
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:SAS
- RAID 940-16I:SAS, Serial ATA
Host interface
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:PCI Express x8
- RAID 940-16I:PCI Express x4
RAID levels
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:0, 1, 1+0, 5, 6, 50, 60
- RAID 940-16I:0, 1, 5, 10, 50, 60
Data transfer rate
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:6 Gbit/s
- RAID 940-16I:12 Gbit/s
SSD support
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:No
- RAID 940-16I:Yes

Side by side

Differences highlightedShow differences only

Comparison of P420, RAID 940-16I
15 specifications	A HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s Model P420 View product	B Lenovo RAID 940-16I View product
Ports & interfaces2 differ
Supported storage drive interfacesDiffers	SAS	SAS, Serial ATA
Host interfaceDiffers	PCI Express x8	PCI Express x4
Internal SAS portsKnown for one	2	Unknown — not stated by the source
PCI Express slots versionKnown for one	Unknown — not stated by the source	4.0
Performance3 differ
RAID levelsDiffers	0, 1, 1+0, 5, 6, 50, 60	0, 1, 5, 10, 50, 60
Data transfer rateDiffers	6 Gbit/s	12 Gbit/s
SSD supportDiffers	No	Yes
RAID Level MigrationKnown for one	Unknown — not stated by the source	Yes
Form factorKnown for one	Unknown — not stated by the source	Low-Profile MD2 PCIe AIC
Number of devices supportedKnown for one	Unknown — not stated by the source	16
Weight & dimensionsidentical
WidthKnown for one	57 mm	Unknown — not stated by the source
DepthKnown for one	241 mm	Unknown — not stated by the source
HeightKnown for one	191 mm	Unknown — not stated by the source
WeightKnown for one	370 g	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733080

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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