CM 690 II Advanced (USB 3)
Supports two USB 3.0 ports (internal)
Enlarged front and top mesh design for superb ventilation
Can accommodate an internal 120 x 240 mm radiator at the top and bottom
Dust-control filters for all meshed areas
Supports for up to 10 fans (up to 5 x 140 mm fans)
External SATA docking station (X-dock)
Rear tubing holes for water cooling
Includes 1.8" & 2.5" HDD and SSD adapters
More and redesigned rubber grommets for improved cable management
Larger CPU heatsink cut-out on the mainboard tray