Qualcomm announced Snapdragon 821 Processor which is a successor of Snapdragon 820. 821 is engineered to deliver faster speed, improved power savings, and greater application performance, ensuring 821 powered devices.Snapdragon 821 is engineered to deliver a 10% performance increase over the 820 with the Qualcomm Kryo quad-core CPU, reaching speeds up to 2.4GHz. Check out list of devices Powered by a Snapdragon 821 SoC