will a graphics card with PCI Express 2.0 x16 work with my 3.0 PCI Express x16 expansion slot?

Flopus

Honorable
Jan 12, 2013
53
0
10,630
Solution
Yes PCI-Express 3.0 is backwards compatible with 2.0. The PCI-Express slot will auto negotiate to 2.0 speeds. There will be no difference performance wise with that graphics card (either running at 2.0 or 3.0)