2 x USB 4.0 Thunderbolt 4 Type-C (at back) 4 x USB 3.2 Gen2 Type-A (at back) 6 x USB 3.2 Gen1 Type-A (2 at back, 4 at mid-board) 2 x USB 2.0 (at mid-board) 1 x Front Panel Type-C USB 3.2 Gen2 Header