DDR4-3200 ECC RDIMM 4096X4 FOR CISCO - UCS-MR-X64G2RWAxiom Memory Axiom 64GB DDR4 SDRAM Memory Module 64 GB DDR4 3200 PC4 25600 DDR4 SDRAM 3200 MHz CL22 1. 20 V ECC Registered 288 pin RDIMM Lifetime Warranty VPN: UCS MR X64G2RW AX SKU: RSC399142 UPC: 840177856426 Whether you are playing games, using heavy loaded OS or video editing software, the 64 GB of memory will make them run in a flash 3200 MHz memory speed with CL22 latency for great multitasking capability DDR4 SDRAM interface multiplexes 2 bit