Intel® Xeon® processor D-1521, Single socket FCBGA 1667; 4-Core, 8 Threads, 45W System on Chip Up to 128GB ECC RDIMM DDR4 2133MHz or 64GB ECC/non-ECC UDIMM in 4 sockets 1 PCI-E 3.0 x16, M.2 PCI-E 3.0 x4 (SATA support), M Key 2242/2280 2 10GbE LAN ports 6 SATA3 (6Gbps) ports via SoC 2 USB 3.0 ports (rear), 4 USB 2.0 ports (via headers) 1 SuperDOM, 1 COM, TPM header, GPIO and SMbus headers 12V DC input and ATX Power Source Broadwell-DE, Xeon D 4-Core