User Manual
Page 106
... manageability, security, isolation, and I/O performance. Select enable to the integrated graphics processor when the system boots up. 4.4.2 Chipset Configuration Primary Graphics Adapter Select a primary VGA. VT-d Intel® Virtualization Technology for PCIE3. PCIE2 Link Speed Select the link speed for PCIE2.
... manageability, security, isolation, and I/O performance. Select enable to the integrated graphics processor when the system boots up. 4.4.2 Chipset Configuration Primary Graphics Adapter Select a primary VGA. VT-d Intel® Virtualization Technology for PCIE3. PCIE2 Link Speed Select the link speed for PCIE2.