CPU Type: Supports 3rd Gen Intel Xeon Scalable processors
Number of DDR4 Slots: 8 x 288-pin
DDR4 Standard: DDR4 3200
Maximum Memory Supported: Up to 2TB 3DS ECC RDIMM, DDR4-3200MHz; Up to 2TB 3DS ECC LRDIMM, DDR4-3200MHz
Up to 2TB Intel Optane Persistent Memory, in 8 DIMM slots
CPU Type: Supports AMD EPYC 7003/7002 Series Processors
(The latest AMD EPYC 7003 Series Processor with AMD 3D V-Cache Technology requires BIOS version 2.3 or newer)
Memory Standard: Supports DDR4 4400(OC)*/ 4333(OC)/ 4266(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3200(OC)/ 2933/ 2800/ 2666/ 2400/ 2133 non-ECC, un-buffered memory
* Please refer to Memory Support List on ASRock's website for more information. (http://www.asrock.com/)
* Core (i9/i7) support DDR4 up to 2933; Core (i5/i3), Pentium and Celeron support DDR4 up to 2666.
Memory Standard: Supports DDR5 non-ECC, un-buffered memory up to 7000+(OC)*
1DPC 1R Up to 7000+ MHz (OC), 5600 MHz Natively.
1DPC 2R Up to 5200+ MHz (OC), 5200 MHz Natively.