Core™ X-Series Processor Based Motherboards X299 chipset / Socket R4 Boards Supermicro''s new ATX form factor motherboards using Intel® X299 Express Chipset supports Intel® Core™ i9/i7/i5 X-Series Processors. The X299 new platform supports overclocking of CPU and Memory with increased performance, with SuperO Booster and Intel XTU/management tool. Ideal applications include workstation and high frequency trading.