Hello. I bought an AMDA10-7890K 4,1 GHz with AMD Radeon R7 Wraith Cooler. I have a motherboard Asus A78M-A, bios version 1801 via website Asus and graphic card Geforce GTX 1050. Before I had AMD A8-6600K APU with Radeon(tm) HD Graphics. The system starts not? Some help?!