User Manual
Page 62
... devices. DMI ASPM Support his option enables/disables the control of ASPM on CPU side of manageability, security, isolation, and I/O performance. 4.4.2 Chipset Coniguration Z170M Pro4 Primary Graphics Adapter Select a primary VGA. PCH PCIE ASPM Support his option enables.../disables the ASPM support for PCIE1. PCIE ASPM Support his option enables/disables the ASPM support for Directed I/O helps your virtual machine monitor better utilize hardware by improving application compatibility...
... devices. DMI ASPM Support his option enables/disables the control of ASPM on CPU side of manageability, security, isolation, and I/O performance. 4.4.2 Chipset Coniguration Z170M Pro4 Primary Graphics Adapter Select a primary VGA. PCH PCIE ASPM Support his option enables.../disables the ASPM support for PCIE1. PCIE ASPM Support his option enables/disables the ASPM support for Directed I/O helps your virtual machine monitor better utilize hardware by improving application compatibility...