Radiator Support - Top: 240mm, Front: 360mm and 280mm, Rear: 120mm. GPU max length: 300mm. Top I/O Ports: USB 3.0 x1, USB 2.0 x2, HD Audio x1, Fan LED Control x1. Case Dimension: 363 mm x 210 mm x 447 mm. Front air flow opening: Front two sides, and bottom. Three (3) ARGB 120mm fans sync with 5v 3-pin ARGB motherboards. Motherboards support: ATX, Micro-ATX, and Mini-ITX. Magnetic top dust filter. Fan Support: Top: 2 x 120mm / Front: 3 x 120mm 2 x 140mm / Rear: 1 x 120mm / Bottom: 2 x 120mm.