I personally use Dell Inspiron 5000, The CPU here is the 8th Gen Intel Quad-Core i7-8550U that can offer up to 4GHz clocking speed in Turbo mode.
A laptop with a speed like this is generally considered enough to run video editing software. So, might check this model out.

This post has been edited by MainAlice: Jan 29 2019, 10:05 PM