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AMD Ryzen 4000 Zen 3 will be compatible with Socket AM4, but it is end of the road for X470, B450, and below motherboard owners - NotebookCheck.net News
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AMD Zen 3 CPUs will only be compatible with 500-series motherboards | PC Gamer
AMD Ryzen 4000 desktop CPUs will only work on 500-series motherboards | Windows Central
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