Sure!
Use this website:
http://www.testufo.com/#test=frameskipping
Let go of your mouse to complete the test, and it will verify (in green) what Refresh Rate your display is running at.
If it doesn't say 144 Hz while using DVI-D Dual Link (very important, there's also Single Link!), then try using a different browser, like Google Chrome.
If you're sure you're using a DVI-D Dual Link cable (no HDMI adapters!), then you can change the refresh rate in your monitor options in Windows.