For RDIMM, it's fair that they don't "implement" it on memory controller because they don't sell chips made from same silicon that need support RDIMM . Intel's

For RDIMM, it's fair that they don't "implement" it on memory controller because they don't sell chips made from same silicon that need support RDIMM . Intel's "disabling" ECC is different situation. They implements ECC for the silicon, enable for Xeon, disable for Core i.