Product comparison · 2 raid controllers

HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s vs Lenovo 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s

5specifications compared
4differ
1identical
16known for one product only

Key differences

The Lenovo 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s 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 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s 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 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s. 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, 6, 10, 50, 60 on the Lenovo 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s.

Supported storage drive interfaces
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:SAS
- 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s:SAS, Serial ATA
RAID levels
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:0, 1, 1+0, 5, 6, 50, 60
- 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s:0, 1, 5, 6, 10, 50, 60
Data transfer rate
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:6 Gbit/s
- 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s:12 Gbit/s
SSD support
- SmartArray P420 RAID controller PCI Express x8 6 Gbit/s:No
- 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s:Yes

Side by side

Differences highlightedShow differences only

Comparison of P420, 4Y37A72484
21 specifications	A HP SmartArray P420 RAID controller PCI Express x8 6 Gbit/s Model P420 View product	B Lenovo 4Y37A72484 RAID controller PCI Express x8 3.0 12 Gbit/s Model 4Y37A72484 View product
Ports & interfaces1 differ
Supported storage drive interfacesDiffers	SAS	SAS, Serial ATA
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Internal SAS portsKnown for one	2	Unknown — not stated by the source
Performance3 differ
RAID levelsDiffers	0, 1, 1+0, 5, 6, 50, 60	0, 1, 5, 6, 10, 50, 60
Data transfer rateDiffers	6 Gbit/s	12 Gbit/s
SSD supportDiffers	No	Yes
Internal memoryKnown for one	Unknown — not stated by the source	2000 MB
ChipsetKnown for one	Unknown — not stated by the source	Microchip Luxor ROC PM8204
JBOD functionKnown for one	Unknown — not stated by the source	Yes
Number of devices supportedKnown for one	Unknown — not stated by the source	8
Hot-swapKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	FCC Part 15 Class A Australia/New Zealand (AS/NZS 3548) Canada (ICES-003 Class B) Europe (EN55032/EN55024) Japan VCCI Korea KCC RoHS compliant EN/IEC/UL 60950 USA (FCC 47 CFR part 15 Subpart B class B)
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 55 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
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

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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