[pci_e3x]

AMD Reportedly Launching B550 Motherboards Come June 16th

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It's expected that B550 motherboards will be had for higher pricing than AMD's previous mainstream B450 motherboards, though, due to increased costs with improved I/O and the additional requirements for PCIe 4.0 wiring. Considering AMD's X570-based motherboards can be had from the $150 barrier upwards, it's likely (via an educated guess only) that B550 will occupy the $90-$150 range.
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