It is from Asus Testing-Team... He said, this Beta-Bios had a bit Problems with some Rams.Corsair CMW32GX4M4C3466C16 makes Problems, no POST etcCorsair CMK32GX4M4Z2933C16 works, but only two or one (single channel) testedKLEVV IM44GU48a30-GIIHMC Work...