Clear CMOS after changing a processor.
Check all iGPU configurations in BIOS as described at H81M-PLUS Manual | Mainboards | ASUS Deutschland
Max. CPU Graphics Ratio
CPU Graphics Voltage
Allows you to select a primary display from iGPU, and PCIe graphical devices.
Primary Display [Auto]
Allows you to select which of the iGPU/PCIE Graphics device should be the Primary
Display. Configuration options: [Auto] [iGPU] [PCIE]
iGPU Memory [Auto]
Allows you to select the amount of system memory allocated to DVMT 5.0 used by the
iGPU. Configuration options: [Auto] [32M] [64M] [96M] [128M] [160M] [192M] [224M]
[256M] [288M][320M] [352M] [384M] [416M] [448M] [480M] [512M] [1024M]
Render Standby [Auto]
Allows you to enable or disable Intel® Graphics Render Standby support to reduce
iGPU power use when the system is idle. Configuration options: [Auto] [Disabled]
iGPU Multi-Monitor [Disabled]
Set this item to [Enabled] to empower both integrated and discrete graphics for
multiple-monitor output. The iGPU shared system memory size will be fixed at 64MB.
Configuration options: [Disabled] [Enabled]