Regular non-pro Threadripper has officially supported ECC from the start: https://www.amd.com/en/products/ryzen-threadripper https://www.amd.com/en/products/ryz

Regular non-pro Threadripper has officially supported ECC from the start: https://www.amd.com/en/products/ryzen-threadripper https://www.amd.com/en/products/ryzen-threadripper The usual distinction is that Threadripper regular takes unbuffered ECC, whereas Threadripper Pro and Epyc take buffered ECC. But they're both ECC.