Specifically, VEN-MSFT AMP-DEV-0101 is used by the to:
User reported: Error appears on a Windows 11 VM running on Proxmox (KVM). Solution: Proxmox (KVM) does not emulate the exact Microsoft synthetic ACPI interface for power management. The user disabled the device. No performance or power impact inside the VM. acpi ven-msft amp-dev-0101
: Given its appearance within the ACPI framework, it is reasonable to assume that this device plays a role in power management, potentially offering advanced power management features that can be leveraged by the operating system to optimize power consumption. Specifically, VEN-MSFT AMP-DEV-0101 is used by the to:
So, this device is (not Dell, HP, Lenovo, or AMD/NVIDIA). The 0101 identifier is key. It is not a random number; it corresponds to a specific interface within the Windows Driver Framework. No performance or power impact inside the VM