Zen+ (Pinnacle Ridge) CPU is indeed working on some B550 boards - here is my R5 2600 on TUF GAMING B550-PLUS : r/Amd
Here's your cheat sheet for AMD's Zen-based CPU nomenclature | PC Gamer
AMD rumoured to launch Pinnacle Ridge Ryzen refresh as early as February 2018 | PCGamesN
Summit Ridge - Cores - AMD - WikiChip
AMD Desktop Ryzen 5 1600 Processor with CPU Cooler - Newegg.com
How do I tell if my cpu is Raven Ridge, Pinnacle Ridge, Bristol Ridge or Summit Ridge - CPUs, Motherboards, and Memory - Linus Tech Tips
AMD Ryzen Outsold Intel By 2:1, Ryzen 5 2600 Leads The Charge - SegmentNext
AMD Ryzen 5 2600 Pinnacle Ridge Processor Single And Multi-Core Benchmarks Leak | HotHardware
AMD Ryzen 7 2700 review - Architectural Details
AMD Ryzen 2000 series exposed, pricing, performance leaked | VideoCardz.com
Older Zen 1 CPUs benefit from newer AGESA versions, AMD should lift the block & allow motherboard manufacturers to release newer BIOS updates : r/ Amd
ASRock does NOT recommend updating this BIOS if Pinnacle, Raven or Summit Ridge CPU is being used" : r/ASRock
BIOS update with AGESA 1.0.0.3ABB: "...NOT recommend updating this BIOS if Pinnacle, Raven or Summit Ridge CPU..." - even better memory overclocking on Zen+ : r/ASRock