吹雪z690有几个usb20接口

4个。

ROG STRIX Z690-A GAMING WIFI D4吹雪主板产品规格接口：LGA 1700板型：ATX内存插槽：DDR5 ×4(最高128GB DDR4 5333)显卡插槽：PCIe 5.0 x16 ×1PCIe 3.0 x4 ×1

扩展接口：PCIe 3.0 x1 ×1+PCIe 4.0 M.2 SSD ×4+SATA 6Gbps ×6音频芯片：ROG SupremeFX 瑞昱ALC4082 7.1声道音频芯片网络芯片：英特尔I225- V 2.5G有线网卡+英特尔Wi-Fi 6模块背板接口：USB 3.2 Gen 2 Type-A/C+USB 2.0 Type-A+USB 3.2 Gen 1 Type-A+USB 3.2 Gen 2×2 Type-C+HDMI+DP+RJ45+模拟音频7.1声道接口+光纤S/PDIFROG STR