ASUS P5K SE/EPU Server Motherboard Drivers Download. This site maintains the list of ASUS Drivers available for Download. Just browse our organized database and find. 40 ghz, fsb800, revr0: 0201: any : 551 — hh80547pg0961mm / jm80547pg0961mm / bx80547pg3400ek / bx80547pg3400ekt: 3. 40f ghz, em64t: 0201: any : 561 — jm80547pg1041mm. My Motherboard is a Asus P5K SE/EPU. It only work as single channel on dimm_b1 and dimm_b2 slots. Regarding Asus manual dual channel . Далее