StarTech PEXUSB311EI 2-Port USB 3.2 Gen 2 PCIe Expansion Card (1 Internal, 1 External Type-A) 10 Gbit/s Black
Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Technical details | |
| Warranty period | 2 year(s) |
| Compliance certificates | RoHS |
| System requirements | |
| Windows operating systems supported | Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64 |
| Mac operating systems supported | Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.9 Mavericks |
| Linux operating systems supported | ![]() |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012 |
| Ports & interfaces | |
| Host interface | PCIe |
| Internal USB 3.2 Gen 1 (3.1 Gen 1) ports quantity | 2 |
| Output interface | USB 3.2 Gen 1 (3.1 Gen 1) |
| USB ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Expansion card standard | PCIe 3.0 |
| Expansion card form factor | Full-height / Low-profile |
| Weight & dimensions | |
| Weight | 55 g |
| Height | 120 mm |
| Width | 18 mm |
| Depth | 90 mm |
| Operational conditions | |
| Operating relative humidity (H-H) | 20 - 80% |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating temperature (T-T) | 5 - 50 °C |
| Packaging data | |
| Package weight | 121 g |
| Package depth | 143 mm |
| Package height | 30 mm |
| Package width | 170 mm |
| Manual | ![]() |
| Drivers included | ![]() |
| Other features | |
| Mac compatibility | ![]() |
| Ports quantity | 2 |
| Design | |
| Internal | ![]() |
| Certification | CE, FCC |
| Product colour | Black |
| Features | |
| Chipset | ASMedia - ASM1142 |
| Plug and Play | ![]() |
| Data transfer rate (max) | 10 Gbit/s |
| Product type | USB expansion cards |
| UASP support | ![]() |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
| EAN | 0065030863698 |
| Warranty | 1 year |
The StarTech PEXUSB311EI is a 2-port USB 3.2 (10Gbps) PCIe expansion card featuring one internal and one external Type-A port. Designed for desktop computers, it uses the PCIe 3.0 standard to provide the bandwidth required for high-speed peripherals. It supports data transfer rates of up to 10 Gbit/s via the USB 3.2 Gen 2 interface, which is suitable for high-bandwidth external drives and docking stations. You can expand an existing system by plugging the card into an available motherboard slot.
The card includes a dual-profile bracket for both standard and small-form-factor desktop cases. It features one external USB Type-A port and one internal port on the PCB for connecting internal devices. It is compatible with Windows 7 through 11, various Windows Server editions, and Linux kernel versions 3.5 to 4.11.x. Installation is plug-and-play; no separate drivers are required. The card weighs 55g.
Key Features:- ASMedia ASM1142 chipset: manages the USB controller for stable data transfer across the PCIe bus.
- UASP (USB Attached SCSI Protocol) support: increases efficiency and speed with compatible storage devices.
- 18 mm x 90 mm x 120 mm: compact footprint to ensure it does not interfere with other internal components.
- macOS 10.9 to 10.10 support: provides hardware compatibility for legacy Apple desktop operating systems.
- Windows Server 2008 R2 to 2022 compatibility: allows for integration into enterprise-grade server environments.
- Black PCB and bracket: provides a neutral finish that matches most modern computer chassis.
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