Raven Ridge

Hey guys i have a Ryzen 5 2400g Apu and Gigabyte A320m S2H mobo(😭😭o.c not available shopowner cheated me cause i was a dumb bout buying Apus) .my problem is m buying a new gpu but because of Apu my PCiE lanes are reduced to x8 .But what if i Disable the integrated graphics ? It will give me back...