(Telecompaper) Qualcomm is upgrading its range of mid-tier processors for smartphones, with new products in the Snapdragon 400 and 600 series. The new Snapdragon 620 and 618 processors come with significantly higher levels of performance with integrated 64-bit ARM Cortex A-72 CPUs and the new X8 LTE modem. The new Snapdragon 425 and 415 processors both feature octa-core CPUs, a first for the 400 tier. The Snapdragon 425 doubles LTE download and upload speeds with the X8 LTE modem, another first in the 400 tier, as well as advanced camera features with dual ISPs and high-fidelity audio, while the Snapdragon 415 processor integrates X5 LTE, supporting download speeds of up to 150 Mbps. The Snapdragon 415 chipset is sampling now and expected to be in commercial devices in first half of 2015. The Snapdragon 620, 618 and 425 processors are expected to be in commercial devices in the second half of 2015.