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Dell PowerEdge R820 R720 storage upgrade Part 3 How to upgrade with NVMe U 2 SSDs

24 x Dell 900GB 10K SAS 6Gb/s 2.5 Hot-Plug Hard Drive HDD. Dell powervault md3820f storage array 24x 900gb 10k hdd 2x fc 16gb/s controller 4 x dell 16gb/s sfp+ transceiver modules. It supports a variety of 2.5 drive options including SAS 10k, SAS 15K, NL- SAS 7.2K and SSD drives in a variety of sizes.