Intel ® Compute Module HNS2600BPBR. Motherboard chipset: Intel® C621, Processor socket: LGA 3647 (Socket P). Supported memory types: DDR4-SDRAM, Maximum internal memory: 3000 GB, Supported RDIMM clock speeds: 2133,2400,2666,2933 MHz. RAID levels: 0, 1, 5, 10, 50. Ethernet interface type: 10 Gigabit Ethernet. USB version: 3.2 Gen 1 (3.1 Gen 1)