Starting today, the general-purpose Amazon EC2 M7a instances, and the memory-optimized R7a instances are now available in Asia Pacific (Tokyo) region. M7a and R7a instances, powered by 4th Gen AMD EPYC processors (code-named Genoa) with a maximum frequency of 3.7 GHz, deliver up to 50% higher performance compared to M6a and R6a instances, respectively.
Source:: Amazon AWS