ASRock華擎 B450M Pro4-F M-ATX 主機板 AMD AM4 Socket Supports DDR4 3200+ (OC) 1 PCIe 3.0 x16, 1 PCIe 2.0 x16, 1 PCIe 2.0 x1 AMD Quad CrossFireX™ Graphics Output: HDMI, DVI-D, D-Sub 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4)*, 1 M.2 (SATA3) 7 x USB 3.1 Gen1 (1 x Type-C, 2 Front, 4 Rear) Realtek Gigabit LAN ASRock Polychrome SYNC *Actual support may vary by CPU.