HP Pavilion G6 PCI?

[Wd2019]

I have an HP Pavilion G6 and I don't know what PCI I have. I want to buy an external GPU dock but idk whether to buy PCIE 2.0 or PCIE Mini or what... where do I check?

 

[rgd1101]

find the exact model and go to http/support.hp.com/ to look at the service manual