AMD's Ryzen 3 2200G is the cheapest true quad-core CPU ever released. It also integrates Radeon Vega graphics with 512 shader cores and a modern video decode acceleration engine. Given its price, this has the potential to be the CPU for system builders on a budget, who also want their system to be able to handle light gaming.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips