Judjing by the server configurator it is ECC memory secretly supported by select Pentium CPUs  [URL]  -- there is only ECC memory option but I could choose a Pentium CPU.
Hello,  there are PowerEdge servers with Intel Pentium Gold CPUs, for example G6405T or G6505, and some listings say that there is ECC memory installed, for example this one:  [URL]  but ECC memory is not mentioned in these CPUs description on Intel website:  [URL]  [URL]  Please clarify - is ECC memory secretly supported by these CPUs or Dell Poweredge servers could work with non-ECC RAM? 
Intel Pentium Gold G6xxx ECC memory supported? Or Poweredge servers could work 
with non-ECC RAM?