Posted 06 August 2012 - 01:03 PM
Solved, is a conflict from gaming mouse / gaming keyboard, but this conflict is only for the 4.2 :/
CPU: Intel Core i5-3570k @ 4.5 Ghz/1.18 Vcore DU || DISSIPATORE: Cooler Master Hyper 612S || MOBO: ASRock Z77 Extreme4 || RAM: Corsair Vengeance Blue/Black Low Profile 1600MHz 16GB (4 x 4GB) || VGA: ASUS GTX 780 DC2 OC || SSD: Samsung 830 - 128 GB + Samsung EVO - 120 GB || HDD: Seagate Barracuda 7200rpm - 1 TB || CASE: HAF 932 Advanced || PSU: Cooler Master V700 ||