Qualcomm changed its naming scheme, from using numbers like Snapdragon 870, 888 and now to using Generations like Snapdragon 8 Gen 1
Just after 3yrs, Qualcomm again has again changed its naming scheme. Snapdragon 8 Gen 4 will be known as Snapdragon 8 Elite and Xiaomi 15 series will be the first smartphone to be powered by the same.