Brace yourselves! ASRock X99 motherboards support Intel Core i7-6950X, 6900K, 6850K and 6800K CPUs, including the much hyped deca-core CPU for enthusiasts. But in order for your old X99 chipset motherboards to support these CPUs, you still require a simple BIOS update. Download and upgrade the new BIOS for your motherboard below.

Support List

Model X99 OC Formula/3.1 X99 OC Formula Fatal1ty X99X Killer/3.1 Fatal1ty X99X Killer Fatal1ty X99 Professional/3.1
Version 3.20 3.00 3.00 3.00 3.20
Model Fatal1ty X99 Professional Fatal1ty X99M Killer/3.1 Fatal1ty X99M Killer X99 WS E/10G X99 WS E
Version 3.10 3.30 3.00 3.00 3.00
Model X99 WS X99 Extreme11 X99 Extreme6/3.1 X99 Extreme6 X99 Extreme4/3.1
Version 3.10 3.00 3.00 3.00 3.00
Model X99 Extreme4 X99M Extreme4 X99 Extreme3 X99E ITX/ac X99 Extreme6/ac
Version 3.30 3.00 3.30 3.10 2.97