yes I bought Archer ax23 but I bought Archer Ax20 by changing it. now it says V3 on the product box and I think there is a 2 core processor, not a quad core. Is there a difference in performance and w

I wonder what is the difference between V1 and V1.20, the version I bought is V1.20 I read in a forum that V1 use Mediatek Chipset, V1.20 use Qualcomm chips, is it true? What is the exact difference b