bios f5

Hello! I am swinging a 2014 GigaByte B85M-D3V with BIOS version: F5 and I am in need of increasing the VRAM capacity. Specifities include 16 GB RAM Memory in which 8192MB are of Dedicated Video Memory and 8158 are of Shared System Memory. Accessing the BIOS I could not find any Chipset tab in...