CMS 64GB (4X16GB) DDR4 2666MHz (PC4 21300) NON ECC DIMM Memory Compatible with Asus/Asmobile Z370 Motherboard — ROG STRIX Z370-E GAMING, ROG STRIX Z370-F GAMING, ROG STRIX Z370-G GAMING (WI-FI AC) - D56

64GB DDR4 memory kit (4X16GB) — DDR4 2666 (PC4 21300), NON ECC, DIMM modules. This RAM package increases available system memory to boost responsiveness, support heavier multitasking, and allow more applications to remain open at the same time. Ideal for upgrading systems that require reliable, higher-capacity DDR4 memory without ECC.