So, to make it clear, I will NOT post any link to show you how you can overclock your own Switch. If you do, let it be known that you're risking your warranty and once it's bricked, it's gone.
Anyways, looks like a community of hackers and home brewers were able to overclock the Switches GPU and Memory speed settings. The results showed increase frames helping performance and run smooth like butter. Here are some footage.
@loleaguesin demonstrating my memory OC patch in the Lost Woods! pic.twitter.com/lkakQ7i8WW— m4xw (@m4xwdev) January 16, 2019
Some Lego City Undercover in Handheld using the GPU OC pic.twitter.com/avNYZduhrc— Crow (@loleaguesin) January 15, 2019
Here's a Google Drive link of the video, so you can watch it with better qualityhttps://t.co/1CbVWWbiul— Crow (@loleaguesin) January 15, 2019
I'll be making a few more sample videos, so stay tuned
So it looks like running Doom 2016 in handheld yield better results according to this Reddit post
Also, some of you are concern of the Switch overheating when overclocked, that's not the case according to those users. What it will cost is faster batter drainage.