The ThinkSystem RAID 940 Series internal RAID adapters have the following specifications:

PCIe 4.0 x8 host interface, also compatible with a PCIe 3.0 host interface
12 Gbps SAS/SATA RAID controllers, based on the Broadcom MegaRAID 9560 adapter family
4GB or 8GB of integrated flash-backed cache
Connectivity for up to 32 internal SAS or SATA drives:
RAID 940-8i supports up to eight internal SAS or SATA drives
RAID 940-16i supports up to 16 internal SAS or SATA drives
RAID 940-32i supports up to 32 internal SAS or SATA 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.
Support for RAID 0, 1, 10, 5, 50, 6 and 60 standard
Support for JBOD (non-RAID) drive state
Support for logical drive sizes greater than 2 TB.
Configurable stripe size up to 1 MB
Supports 512e, 512n and 4K sector formatted drives
Supports TRIM/UNMAP commands for SAS and SATA SSDs (JBOD and RAID volumes)
Compliant with Disk Data Format (DDF) configuration on disk (CoD).
S.M.A.R.T. support.
Configuration through
XClarity Provisioning Manager UEFI interface
XClarity Controller web interface
XClarity Administrator Configuration Patterns
StorCLI command-line interface
LSI Storage Authority (LSA) GUI interface
UEFI Human Interface Infrastructure (HII)

Note: CacheCade is not supported by these adapters





Lenovo Press - https://lenovopress.com/lp1282-thinksystem-raid-940-series-internal-raid-adapters