AMD ‘had to re-engineer’ the Ryzen 7 5800X3D for a re-release — 10th Anniversary Edition chip had ‘a whole body of engineering work’ put into it
by from Latest from Tom's Hardware on (#761DB)
AMD just reintroduced the Ryzen 7 5800X3D, but it wasn't as simple as spinning up the old manufacturing process, as the original bonding method TSMC used was no longer available.