Hyper-V VM Generation Differences


From the Microsoft Tip of the Day Blog:

Generation 2 VMs replace a large number of emulated devices with resource efficient synthetic devices.  Here is a list of Generation 1 devices that you will not find in a new Generation 2 VM.

  • BIOS
  • COM Ports
  • DMA Controller
  • Floppy Controller
  • i8042 Keyboard Controller
  • IDE Controller
  • Legacy NIC
  • PCI Bus
  • Programmable Interupt Controller
  • Programmable Interupt Timer
  • PS/2 Keyboard
  • PS/2 Mouse
  • S3 Video
  • Super I/O Device




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