A 48x24-inch desk offers just enough surface for your 27-inch monitor and...

https://lanesinterestingchat.wpsuo.com/what-desk-setup-works-for-browser-games-and-casual-play

A 48x24-inch desk offers just enough surface for your 27-inch monitor and keyboard without feeling cramped. Keeping at least 36 inches of clearance behind your chair helps you move freely, making long gaming sessions more comfortable and less tiring