The Express-CF/CFE has up to three SODIMM sockets supporting up to 48GB of DDR4 memory (two on top by default, one on the bottom by build option) while still fully complying with PICMG COM.0 mechanical specifications. Modules equipped with the Xeon® processor and CM246 Chipset support both ECC and non-ECC SODIMMs. Additional input/output features include eight PCIe Gen3 lanes that can be used for NVMe SSD and Intel® Optane™ memory, allowing applications access to the highest speed storage solutions and include a single onboard Gigabit Ethernet port, USB 3.0 ports and USB 2.0 ports, and SATA 6Gb/s ports. Support is provided for SMBus and I2C. The module is equipped with SPI AMI EFI BIOS with CMOS backup, supporting embedded features such as remote console, hardware monitor, and watchdog timer.