Ryzen 5 7545U and Ryzen 3 7440U: First APUs officially using Zen 4cIn the summer, we reported that AMD started using Zen 4c cores in its Ryzen 7000 laptop processors. AMD appeared to use a new die with small (or compact) Zen 4c cores known as Phoenix 2 or unofficially Little Phoenix to make four … Continue reading Big.LITTLE Ryzen out officially: Phoenix 2 APU with Zen 4c cores