Description
A PCIe to USB 3.0 controller with 4 ports adds four high-speed USB 3.0 connections to your desktop via a PCI Express slot, supporting up to 5Gbps data transfer and backward compatibility with USB 2.0 and 1.1.
🔧 Technical Overview: PCIe to USB 3.0 Controller (4 Ports)
This expansion card is ideal for upgrading older desktops or adding more USB 3.0 ports to systems with limited connectivity. It typically uses a PCIe x1 or x4 interface and supports USB 3.0
✅ Key Features
- Interface: PCI Express 2.0 x1 or x4
- Ports: 4 external USB 3.0 Type-A ports
- Speed: Up to 5Gbps per port
- Chipsets: Common options include Renesas/NEC D720201, VIA VL805, or TI TUSB7340
- Power Supply:
- Some models include a SATA power connector to support bus-powered devices
- Each port may deliver up to 900mA
- Compatibility:
- Backward compatible with USB 2.0 and USB 1.1
- Supports Windows 7/8/10/11, Linux, and macOS (depending on chipset)
- Form Factor:
- Includes standard and low-profile brackets for flexible case compatibility
- Fits in most ATX, microATX, and mini tower cases
🖥️ Use Cases
- Upgrade older PCs to support USB 3.0 devices
- Connect high-speed peripherals like external SSDs, webcams, and capture cards
- Expand USB capacity for workstations, gaming rigs, or embedded systems
- Improve data transfer performance for backup drives and media workflows
🛠️ Installation Tips
- Power off your PC and insert the card into an available PCIe slot
- Connect SATA/Molex power if required
- Boot the system and install drivers (Windows often auto-detects Renesas/VIA chipsets)
- Verify functionality in Device Manager or system settings
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