>The basic GCN microarchitecture underpinned every single one of AMD’s compute accelerators for nearly 15 years starting with Tahiti, followed by Fiji, Vega, and the first 4 generations of CDNA. With CDNA5 AMD has moved over to a microarchitecture that is based on the RDNA series putting a bookend to the long-lived line that was the GCN microarchitecture.