Minimalist design, maximum performance. The ultimate mini case choice for gamers supports up to two 3.5 HDDs/SSDs or your choice of three 2.5 HDDs/SSDs with shock proof rubber pads on the tray. The remarkable interior design accommodates four PCI slots for dual high end VGA cards up to 320mm and three extra fans to provide maximum airflow. Great for cable management with the pre drilled holes and the removable dust filter allows for easy access to keep all components dust free and clean. The QS 183 Advance has two additional USB3.0 ports and an SD/Micro SD reader for faster data transfer.