MSI today announced the X99A Tomahawk motherboard. This socket LGA2011v3 motherboard is based on the Intel X99 Express chipset, and supports Intel Core i7 "Broadwell-E" processors out of the box. The board draws power from a combination of 24-pin ATX and 8-pin EPS power connectors, and uses an 8-phase VRM to power the CPU. The board supports up to 128 GB of quad-channel DDR4 memory. Expansion slots include three PCI-Express 3.0 x16 slots, and two PCIe 3.0 x1.

Storage connectivity on the X99A Tomahawk includes one 32 Gb/s M.2 slot, one 32 Gb/s U.2 port, one 16 Gb/s SATA-Express, and eight SATA 6 Gb/s ports. USB connectivity includes two USB 3.1 ports (one each of type-A and type-C), eight USB 3.0 ports, and eight USB 2.0/1.1 ports. Network connectivity includes two gigabit Ethernet interfaces driven by Intel-made controllers.