Memory Standard: 4 x DIMM, Max. 192GB, DDR5 ECC and Non-ECC Un-buffered Memory*
Dual Channel Memory Architecture
Supports Intel® Extreme Memory Profile (XMP)
OptiMem II
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.
CPU Type: Supports AMD EPYC 7003 (with AMD 3D V-Cache Technology*) / 7002 Series Processors
*A BIOS update is required to support AMD EPYC 7003 series processors with AMD 3D V-Cache Technology
Memory Standard: DDR4 4200+(OC)*/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3200(OC)/ 2933(OC)/ 2800(OC)/ 2666/ 2400/ 2133
* The maximum memory frequency supported may vary by processor type.
* Please refer to Memory Support List on ASRock's website for more information.