Use a special logic called error-correcting code or ECC for increased stability capabilities.Dimensions of 72-bit wide, 240-pin modules.The type of memory you need for a Mac Pro is the same type of memory that server class machines use. Mac Pros have pretty stringent specification requirements when it comes to memory modules as opposed to a PC based system. You might also want to make certain that your current memory configuration is giving you the best possible performance. If you're like me and are still waiting for 2019 to roll around with the rumoured release of a new modular Mac Pro, then you might be interested in getting the most out of your current modular Mac Pro by getting more RAM capacity.