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

https://atomic-wiki.win/index.php/Ultrawide_Monitor_vs_Two_Monitors_for_Desk_Space:_What_Works_Best%3F

Planning a gaming setup in limited space starts with choosing a desk around 100 to 120 centimetres wide to fit your gear without crowding. Use a monitor arm to free up surface area and keep your screen at eye level