Product comparison · 2 raid controllers

Fujitsu PRAID EM400i vs Lenovo RAID 940-16I

6specifications compared
4differ
2identical
11known for one product only

Key differences

The Lenovo RAID 940-16I has 1 more PCI Express slots version than the Fujitsu PRAID EM400i (4.0 vs 3.0). Supported storage drive interfaces: SAS-3, Serial ATA III on the Fujitsu PRAID EM400i, SAS, Serial ATA on the Lenovo RAID 940-16I. Host interface: PCI Express x8 on the Fujitsu PRAID EM400i, PCI Express x4 on the Lenovo RAID 940-16I. RAID levels: 0, 1, 5, 6, 10, 50, 60 on the Fujitsu PRAID EM400i, 0, 1, 5, 10, 50, 60 on the Lenovo RAID 940-16I.

Supported storage drive interfaces
- PRAID EM400i:SAS-3, Serial ATA III
- RAID 940-16I:SAS, Serial ATA
Host interface
- PRAID EM400i:PCI Express x8
- RAID 940-16I:PCI Express x4
PCI Express slots version
- PRAID EM400i:3.0
- RAID 940-16I:4.0
RAID levels
- PRAID EM400i:0, 1, 5, 6, 10, 50, 60
- RAID 940-16I:0, 1, 5, 10, 50, 60

Side by side

Differences highlightedShow differences only

Comparison of PRAID EM400i, RAID 940-16I
17 specifications	A Fujitsu PRAID EM400i View product	B Lenovo RAID 940-16I View product
Ports & interfaces3 differ
Supported storage drive interfacesDiffers	SAS-3, Serial ATA III	SAS, Serial ATA
Host interfaceDiffers	PCI Express x8	PCI Express x4
PCI Express slots versionDiffers	3.0	4.0
Internal SAS portsKnown for one	2	Unknown — not stated by the source
External SAS portsKnown for one	1	Unknown — not stated by the source
Performance1 differ
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 10, 50, 60
Data transfer rate	12 Gbit/s	12 Gbit/s
SSD support	Yes	Yes
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
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
Processoridentical
Built-in processorKnown for one	Yes	Unknown — not stated by the source
Processor frequencyKnown for one	1.2 MHz	Unknown — not stated by the source
Processor familyKnown for one	LSI	Unknown — not stated by the source
Other featuresidentical
PCI Card form factorKnown for one	Full-height (low-profile)	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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