For practical mapping, we reference the :
is critical for system stability or belongs to a non-essential "reserved" category. 1. Memory Interfaces (DDR4) MA_DATA & MB_DATA: Large clusters of pins dedicated to Dual-Channel DDR4 data paths. MA_ADD / MB_ADD: Address lines for memory modules. am4 pinout diagram exclusive
Full 1331-pin grid available in AMD’s confidential NDA package. For practical mapping, we reference the : is