Planning a gaming setup in limited space starts with choosing a desk about 100...

https://riversinterestingthoughtss.wpsuo.com/desk-depth-for-gaming-monitor-viewing-distance-how-to-optimize-your-setup

Planning a gaming setup in limited space starts with choosing a desk about 100 to 120 centimetres wide to fit your essentials without crowding. Use a monitor arm to free up desk surface and adjust your screen easily