This isn’t really a deep dive into the tech, it’s just an SEO placeholder for a company that sells memory modules.
That aside, people usually learn about RDIMM the hard way when they need to get ECC unbuffered RAM for something like HEDT/workstation or tower server Xeon/i3/Ryzen with ECC support but buy the cheaper RDIMM instead of the ECC UDIMM modules only to figure out they don’t work!
Related:
The Difference Between a Standard DIMM and a Cudimm or Csodimm [Crucial/Micron] (16.11.2024)
Yeah, but what about CAMM2? I need MORE ACRONYMS!! ;)