VR is just a term for things like Oculus Rift, HTC Vive, Cardboard etc
Ofc you can play on PC. right now games such as project cars, dirt rally already has VR.
However, the HTC itself costs 799$ and to play in VR you need a powerful CPU and GPU.
Few things you can try:
- Use High Performance on your battery settings.
- Use High-Performance Nvidia Processor in your Nvidia Control Panel
- Try updating your drivers