The Asus Maximus II Formula is based on the Intel P45 chipset, and SATA RAID, EPU-6 Engine, CrossFire support, and the list just goes on. ASUS Maximus II Formula - motherboard - ATX - LGA Socket - P45 ASUS CPU Level Up, ASUS EPU-6 Engine, ASUS Extreme Tweaker, ASUS Fan Xpert. Asus. Maximus II Formula information and overview. This product is no longer sold by our official South African supplier. ASUS Maximus II Formula - Republic of Gamers - extra feature: EPU-6, external debug LED . ASUS EPU-6 Engine.