ASRock - EP2C621D8

Supports 2nd Gen. Intel Xeon Scalable Processors / Intel Xeon Scalable Processors Supports 4 Channel, DDR4 2933/2666/2400/2133 RDIMM/LR DIMM, Intel Optane™ DC Persistent Memory in memory mode (Cascade Lake only), 8 dimm slots IntelC621：9 x SATA3 ( 8 port from 2 mini SAS HD, 1x SATA DOM )+ 1 x M.2 ; Supports dual GLAN by Marvell 1543 Supports 3 x PCIe 3.0 x16, 1 x PCIe 3.0 x8 4 x USB 3.0 ports (2 ports in Rear side, 2 ports internal header)