The new flagship in Antecs Gaming series, the Eleven Hundred brings ultimate gaming builds to life with a new set ofadvanced features and dynamite aesthetics. The Eleven Hundreds nine expansion slots and space for an XL-ATXmeasurement motherboard (10.3 x 13.6) accommodate superior GPU configurations up to 3-way NVIDIA SLI /4-way AMD CrossFireX. If you intend to go big on performance, youll want to back your system with unparalleledcooling. A top 200 mm exhaust fan, rear 120 mm fan and up to seven more optional fans in strategic positions includingbehind the motherboard tray for added CPU cooling keep all your components comfortably firing on all cylinders. TheEleven Hundred also lets you organize a clean, powerful build with superior cable routing, including 36 mm of widthbehind the motherboard tray and grommet-lined cable routing holes. For an elite gaming experience, gear up with theEleven Hundred, the Advanced Gaming Authority.