The 9V64H is a custom made, 4th generation EPYC server CPU, not one based on the latest 5th generation one, codenamed Turin.
When it comes to memory, we use G.Skill Trident Z5 Neo DDR5-6000 CL30 2x 16GB for 13th/12th Gen Intel processors, while 11th Gen processors are tested using Corsair Vengeance Pro RGB DDR4-3600 sticks.