CPU : AMD AM4 Socket for AMD Ryzen? 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors Chipset : AMD B550 Mémoire : 4x DIMM, Max. 128GB, DDR4 4600 MHz Support multi-GPU : Supports AMD 2-Way CrossFireX Technology Slots d´extension : 1 x PCIe 4.0 x16 (x16 mode) - 1 x PCIe 3.0 x16 (x16 mode) - 1 x PCIe 3.0 x16 (x4 mode) Stockage : 1x M.2_1 socket 3 - 4x SATA 6Gb/s port(s) LAN : Realtek RTL8125B 2.5Gb Ethernet Ports USB : 2x USB 3.2 Gen 2 - 4x USB 3.2 Gen 1 - 2x USB 2.0 Facteur d´encombrement : mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm)