


The Dell PERC 10 H740P 8GB SAS 12Gb RAID Controller LP delivers enterprise-class storage performance with 8 GB of non-volatile cache and PCI-e 3.0 support. Its dual 2x4 external SAS connectors provide high-speed data transfer and broad compatibility with SAS/SATA drives.
Supporting RAID levels 0, 1, 5, 6, 10, 50, and 60 and managing up to 32 drives, the H740P improves fault tolerance and data access speed. Validated by Dell for compatibility and reliability, it is ideal for business-critical applications requiring robust RAID storage management.
View H740P PCIe Adapter
View Front H740P Mini Mono Summary of RAID levels Following is a list of the RAID levels supported by the PERC 12 series of cards:
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| Models | Drive Types | PCI Support | SAS Connectors | Cache Memory | Write Back Cache | RAID Levels | Max Drive Support | RAID Support |
|---|---|---|---|---|---|---|---|---|
| H840 Adapter FH | 12 Gb/s SAS 6 Gb/s SATA |
PCIe 3.1 | 2x4 External | 8 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | 255 | Hardware |
| H840 Adapter LP | ||||||||
| H745P MX Adapter | 12 Gb/s SAS 6 Gb/s SATA/SAS 3 Gb/s SATA |
PCIe 3 | Modular Enclosure | 8 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | - | Hardware |
| H740P FH | 12 Gb/s SAS 6 Gb/s SATA |
PCIe 3.1 | 2x4 External | 8 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | 32 | Hardware |
| H740P LP | ||||||||
| H740P Mini Mono | 12 Gb/s SAS 6 Gb/s SATA |
PCIe 3.1 | 2x4 External | 8 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | 32 | Hardware |
| S150 Software RAID | 6 Gb/s SATA/NVMe | PCIe | N/A | No Cache | No Cache | 0,1,5,10 | 30* | Software RAID Windows and Linux |
| S140 Software RAID | 6 Gb/s SATA/NVMe | N/A | N/A | No Cache | No Cache | 0,1,5,10 | 16* | Software RAID Windows and Linux |
| 12 Gbps SAS Ext. HBA | 12 Gb/s SAS | PCIe 3.0 | 2x4 External | No Cache | No Cache | No RAID Pass-Thru Only | 255 | No RAID Pass-Thru Only |
| H745 Adapter | 12 Gb/s SAS 6 Gb/s SATA/SAS 3 Gb/s SATA |
PCIe 3 | 2x8 Internal | 4 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | 240 | Hardware |
| H745 Front | 12 Gb/s SAS 6 Gb/s SATA/SAS 3 Gb/s SATA |
PCIe 3 | 2x8 Internal | 4 GB NV | Flash Backed Cache | 0,1,5,6,10,50,60 | 240 | Hardware |
| H345 FH | 12 Gb/s SAS 6 Gb/s SATA/SAS 3 Gb/s SATA |
PCIe 3 | 2x8 Internal | No Cache | No Cache | 0,1,10 | 63 | Hardware |
| H345 LP | ||||||||
| H345 Front | 12 Gb/s SAS 6 Gb/s SATA/SAS 3 Gb/s SATA |
PCIe 3 | 2x8 Internal | No Cache | No Cache | 0,1,10 | 63 | Hardware |
| *The S150 controller supports up to 8 SATA disks (HDD and SSD) depending on system backplane configuration, supports up to 30 NVMe PCIe SSDs. | ||||||||
| *The S140 controller supports up to 16 physical disks (SATA + NVMe) depending on system backplane configuration except the PowerEdge R840 and PowerEdge R940xa supports up to 30 (SATA + NVMe). | ||||||||

