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ThinkSystem RAID 940-16i 4GB Flash PCIe Gen4 12Gb Adapter

The ThinkSystem RAID 940-16i 4GB Flash PCIe Gen4 12Gb Adapter, based on the SAS3916 tri-mode controller, is a high-performance PCIe-to-SATA/SAS/PCIe (tri-mode) storage adapter. The tri-mode SerDes technology enables operation of SAS, SATA, or PCIe (NVMe) storage devices in a single drive bay. A single controller can operate in all three modes concurrently: SAS, SATA, and PCIe/NVMe.

Graphic of the adapter

More information about the adapter is available at the following site:

Installation and User Guide

The Installation and User Guide is available in PDF format:

Installation and User Guide

Option installation
To install the option, refer to “Hardware replacement procedures” and “Internal cable routing” in the server User Guide, which is available at Lenovo Docs
For the latest technical information including firmware and driver downloads, go to Lenovo Data Center Support website

First Edition (May 2022)

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LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration (GSA) contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925