In 2017 the 660 and 630 replaced the 653 and 626 mid-range models[95] and several chips in the 400 product family were revved.[96][97] In February 2017, Qualcomm introduced the Snapdragon X20, intended for 5G cell phone networks,[98] and two new chips for 802.11ax commercial wi-fi networks.[99] This was followed by the addition of the 636 to the 600 product family that October, which Qualcomm said would be 40 percent faster than the 630.[100]