The ThinkSystem RAID 540 PCIe Gen4 12Gb Adapters are an entry-level 12 Gb SAS/SATA family of internal RAID adapters that offer a cost-effective RAID solution for small to medium business customers. These cacheless adapters support RAID levels 0, 1 and 10, and include an extensive list of RAS and management features.
PCIe 4.0 x8 host interface
12 Gbps SAS/SATA RAID controllers, based on the Broadcom MegaRAID 9540 adapter family
Cacheless (not upgradeable)
Connectivity for up to 16 internal SAS or SATA drives, depending on the adapters: RAID 540-8i: 8 internal drives
Support for intermixing SAS and SATA HDDs and SSDs. Mixing SAS and SATA drives in the same array is not supported. Mixing of HDDs and SSDs in the same array is not supported.
Support for intermixing of 12 Gbps and 6 Gbps drives.
RAID level support: RAID 0, 1, 10
Support for JBOD (non-RAID) drive state
Support for up to 63 physical drives with SAS expander (where supported)
