Custom PC builder Maingear has launched a new There is one thing that differs between the machines, which is that only the GTX 480M version comes with USB 3.0 ports. Other connectivity includes HDMI and DVI-out, IEEE-1394 Firewire, eSATA, S/PDIF-out, a 7-in-1 card reader, an ExpressCard 34/54 slot, a 56k modem, gigabit Ethernet, 802.11b/g/n, Bluetooth, as well as audio jacks. All three variants of the eX-L 17 are available right now with an estimated ship date of July 7.