Asrock b550m steel legend
Carte mère Micro ATX Socket AM4 AMD B450 - 4x DDR4 - SATA 6Gb/s + M.2 PCI-E NVMe - USB 3.1 - 2x PCI-Express 3.0 16x - LAN 2.5 GbE
Carte mère Micro ATX Socket AM4 AMD B450 - 4x DDR4 - SATA 6Gb/s + M.2 PCI-E NVMe - USB 3.1 - 2x PCI-Express 3.0 16x - LAN 2.5 GbE