You don't need to test every model of x86 laptop, just the most popular ones! I have no data on this, but I would guess that the top 10 or 20 best-selling x86

You don't need to test every model of x86 laptop, just the most popular ones! I have no data on this, but I would guess that the top 10 or 20 best-selling x86 laptops comprise a very significant portion of the overall market. So profile those, ignore the others, and you've helped a lot of users!