A:Answer Thanks for your question. The Chipset is B550A. The HP Proprietary motherboard is the Erica5. Here is a link to the specs for the system: https://support.hp.com/us-en/document/c07022038
Processor upgrade information
TDP: up to 65 W
Socket type: LGA 1200
Motherboard supports the following processor upgrades:
Processor TDP
AMD Ryzen 3 4300G (Renoir) 3.8 GHz Base frequency, up to 4.0 GHz maximum boost clock, 4 MB L3 cache, and 4 cores 65 W
AMD Ryzen 5 4600G (Renoir) 3.7 GHz Base frequency, up to 4.2 GHz maximum boost clock, 8 MB L3 cache, and 6 cores 65 W
AMD Ryzen 7 4700G (Renoir) 3.6 GHz Base frequency, up to 4.4 GHz maximum boost clock, 8 MB L3 cache, and 8 cores 65W