USB 3.2 Gen 1
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最大速度
5.00 Gbps
最大分辨率
—
供电功率
15W
发布时间
2008
原USB 3.0 / USB 3.1 Gen 1。提供5 Gbps,比USB 2.0快10倍。现代外置存储的基准。
Bandwidth
5 Gbps
供电功率
15W
性能
数据
✓
视频
✗
音频
✗
功率
✓
Ethernet
✗
未来兼容分析
仍是预算设备上最常见的USB 3.x级别。对HDD和U盘足够,但会成为SSD瓶颈。
兼容接口
线缆
USB-A to USB-B (USB 3.0)
USB Type-A ↔ USB Type-B SuperSpeed
USB-A to Micro-B SuperSpeed
USB Type-A ↔ USB Micro-B SuperSpeed
USB-A to USB-C (USB 3.2 Gen 1)
USB Type-A ↔ USB Type-C
USB-C to USB-C (USB 3.2 Gen 1)
USB Type-C ↔ USB Type-C
USB-A Extension Cable (USB 3.0)
USB Type-A ↔ USB Type-A
USB-C to Micro-B (USB 3.0)
USB Type-C ↔ USB Micro-B SuperSpeed
USB-C OTG Cable
USB Type-C ↔ USB Type-A
USB-C to USB-B (USB 3.0)
USB Type-C ↔ USB Type-B SuperSpeed
USB-C to Dual HDMI Adapter Cable
USB Type-C ↔ HDMI Type-A (Standard)
USB-A Hub Cable (1 to 4)
USB Type-A ↔ USB Type-A
Samsung DeX Cable
USB Type-C ↔ HDMI Type-A (Standard)
速度测试
| 场景 | 文件大小 | 理论值 | 实际值 |
|---|---|---|---|
| 传输1GB文件 | 1.00 GB | 1.6s | 2.0s |
| Transfer a 2GB photo album | 2.00 GB | 3.2s | 4.0s |
| 传输10GB电影 | 10.00 GB | 16.0s | 20.0s |
| Transfer a 25GB game install | 25.00 GB | 40.0s | 50.0s |
| 传输50GB备份文件 | 50.00 GB | 80.0s | 100.0s |
| 传输100GB项目文件 | 100.00 GB | 160.0s | 200.0s |
| Transfer a 250GB backup archive | 250.00 GB | 400.0s | 500.0s |
| 传输500GB驱动器克隆 | 500.00 GB | 800.0s | 1000.0s |
| Transfer a 1TB drive image | 1000.00 GB | 1600.0s | 2000.0s |