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Amazon.com: Micro Center AMD Ryzen 5 7600X 6-Core 12-Thread Unlocked Desktop Processor Bundle with GIGABYTE B650M DS3H Gaming Motherboard (AM5/ Micro ATX/ DDR5/ PCIe 4.0 / USB 3.2 Gen2X2 Type-C/ 2.5GbE LAN) : Electronics
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90MB14V0-M0EAY0, Asus AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A | EET
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Does B450m mobo support PCIE 4.0? I have 2 gigabyte mobo's with the b450m chipset and one supports PCIE4.0 and another 3.0... : r/gigabyte
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Gigabyte's latest BIOS update enables PCIe 4.0 support on its AMD X470 and B450 motherboards - NotebookCheck.net News
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NeweggBusiness - ASRock B450M PRO4 R2.0 AM4 AMD Promontory B450 SATA 6Gb/s Micro ATX AMD Motherboard
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