Front: 3 x 120mm, 3 x 140mm, 2 x 200mmTop: 3 x 120mm, 3 x 140mm, 2 x 200mmRear:1 x 120mm, 1 x 140mmBottom: 2 x 120mmCPU cooler height limitation: 200mmVGA length limitation: 310mm(With HDD Rack)/ 410mm(Without HDD Rack)PSU length limitation: 220mm (Without Bottom Fan)