Two part number for the same RAM :

Dell part : SNPOR45JC/32G

Samsung part number : M393B4G70DM0-YH9

Was running on M620 but should works at least with Dell PowerEdge M420, M620, R620, R720, R820, T620 (and maybe other refercences)

You can find infos on https://semiconductor.samsung.com/dram/module/rdimm/m393b4g70dm0-yh9/