Informatica Qualcomm promises gigabit LTE speeds with its new Snapdragon X16 modem 12 Febbraio 2016 admin new Snapdragon X16 modem, which together with the WTR5975 transceiver boasts Category 16 LTE download speeds of up to 1Gbps. Most of today’s phones top out at 300Mbps or 450Mbps, and the upcoming Snapdragon 820 will only go up to 600Mbps. The X16 will also support upload speeds of up to 150Mbps, which is equal to or only slightly higher than upload rates supported by current LTE modems.