AMD announces A520 chipset and Ryzen 3000XT processors; no Wraith Prism RGB LED cooler included and negligible clock speed improvements - NotebookCheck.net News
Complete AMD Ryzen Motherboard Guide For Zen 2 and Zen 3 [2020]
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AMD's X570 chipset won't support first-generation Ryzen | TechSpot
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AMD Ryzen 3 1200 and 1300X review - The AMD Chipsets
BIOSTAR Confirms AMD Ryzen 3000 Support On 300 & 400 Series
AMD will use the AM4 socket through its 'Zen 3' CPUs, but it will drop older chipset support
AMD announces B550 chipset with Zen3 support | VideoCardz.com