Command Processor ; Hull Repair Systems; Passive Targeting Systems; Scanners; Discussion. 3 Low Slots. As the poster above said, a co- processor is a low - slot module that boosts your cpu output. You should generally avoid fitting a co- processor Tracking Computers and Tracking Enhancers. While CPU isn't the bottleneck on most ships it still can use some love. The modules need low - slots, so the tank isn't affected, but you will loose precious slots for EVE Online and the EVE logo are the registered trademarks of CCP hf. If you're looking for passive benefits, low power modules are the most common. EVE Wiki is a Fandom Games Community. You can also mount modules to defend against Electronic Warfare in the medium slots. When a module is online i. Armor tanking modules occupy low slots.