thanks to all of you guys, and am sure SLI is not needed for multi GPU setup for nicehash !...
they will be hot in your pc case. if you open cover will be good heating the room
but if they plugged too close to each other they will be hot.
actually i was gonna ask that !...
my rig consist of a single swiftech MCP650 pump (maximum speed) 1x 200mm RAD, 1x 240mm RAD, 1x 120mm RAD, CPU Block, and 3x 1080 Ti, is the pump capable and effecient for such a setup ?!...
thanks,