New
#11
Try reseating the RAM again, take them out and put them back in again. Not showing in the BIOS.Although strangely showing in DXDIAG. Memory QVL from ASUS http://dlcdnet.asus.com/pub/ASUS/mb/SocketAM3+/M5A99FX_PRO_R20/M5A_Series_DRAM_QVL_201406.pdf
There is newer BIOS i see from one you have listed on ASUS Site.
https://www.asus.com/us/Motherboards...Desk_Download/