StarTech.com PEXUSB312C3 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps, PCIe 3.0 x4, Red
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About This Item
- Dual USB-C 3.2 Gen 2 ports (10Gbps)
- PCIe 3.0 x4 host interface with ASMedia ASM3142 chipset
- Full-height/low-profile form factor for versatile installation
- UASP support for enhanced performance
- Wide OS compatibility: Windows, macOS, Linux, and Windows Server
- Includes mounting brackets and user guide
- Compact red design, measuring 80 x 122 x 18 mm and weighing 45g
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StarTech.com PEXUSB312C3 – High-Speed USB-C Expansion
We offer the StarTech.com PEXUSB312C3 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps, PCIe 3.0 x4, Red to upgrade your system. This internal PCIe card is ideal for users needing to add two 10Gbps USB-C ports to their desktop computer. It provides rapid data transfer capabilities for modern peripherals.
Core specifications
| Metric | Spec. |
|---|---|
| Output Interface | 2x USB 3.2 Gen 2 Type-C |
| Host Interface | PCIe 3.0 x4 |
| Max Data Transfer Rate | 10 Gbit/s |
| Chipset | ASMedia – ASM3142 |
| Form Factor | Full-height / Low-profile |
| Colour | Red |
Experience Enhanced Connectivity
This PCIe expansion card integrates two USB 3.2 Gen 2 Type-C ports. These ports deliver a robust 10Gbps data transfer rate. This speed is crucial for external drives and other high-bandwidth USB-C devices. Upgrading your system’s connectivity is straightforward.
Seamless Data Handling with UASP
The card supports UAS (USB Attached SCSI Protocol). UASP optimises data transfer efficiency. This means faster read and write speeds compared to traditional USB BOT (Bulk-Only Transport). We find this particularly beneficial for storage devices.
Broad System Compatibility
We understand the need for versatile hardware. This card supports Windows, macOS and Linux operating systems. It ensures wide compatibility for various setups. Installation is simple with both standard-profile and low-profile brackets included.
Reliable ASMedia Chipset
At its core, this card features an ASMedia ASM3142 chipset. This chipset is known for its stable performance. It ensures reliable 10Gbps data throughput. This is essential for consistent and efficient operation.
In the Box
- PEXUSB312C3 PCIe card
- Full-height bracket (pre-installed)
- Low-profile bracket
- User guide
Before you order
- Confirm your computer has an available PCIe 3.0 x4 slot (or higher).
- Check your operating system is supported (Windows, macOS, or Linux).
- Consider if you need the optional SATA power connector for high-power devices.
Frequently Asked Questions
Q: What is the maximum data transfer speed of this card?
A: This card supports a maximum data transfer rate of 10 Gbit/s.
Q: Is this card compatible with older USB devices?
A: Yes, it is backward compatible with USB 3.2 Gen 1 (5Gbps) and USB 2.0 devices.
Q: Does this card come with different mounting brackets?
A: Yes, both standard-profile and low-profile brackets are included for versatile installation.
Q: Which operating systems does this card support?
A: It supports Windows, macOS, and Linux operating systems.
Q: What chipset does the StarTech.com PEXUSB312C3 use?
A: It uses the ASMedia ASM3142 chipset.
Our Verdict
This StarTech.com PCIe card is an excellent choice for desktop users needing to expand their system’s USB-C capabilities. It delivers 10Gbps speeds for modern peripherals. The broad OS support and included brackets make it a flexible upgrade. It comes with a StarTech.com 2-year warranty and free lifetime technical support.
| Ports & interfaces | |
|---|---|
| Internal | Yes |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 2 |
| Output interface | USB 3.2 Gen 1 (3.1 Gen 1) |
| Host interface | PCIe |
| Expansion card form factor | Full-height / Low-profile |
| Expansion card standard | PCIe 3.0 |
| Technical details | |
| Chipset | ASMedia - ASM3142 |
| Data transfer rate (max) | 10 Gbit/s |
| Sustainability compliance | Yes |
| Compliance certificates | CE, RoHS |
| Performance | |
| UASP support | Yes |
| Chipset | ASMedia - ASM3142 |
| Data transfer rate (max) | 10 Gbit/s |
| Product colour | Red |
| Harmonized System (HS) code | 84733020 |
| Certificates | |
| Certification | CE, FCC, REACH |
| Colour | |
| Product colour | Red |
| Design | |
| Internal | Yes |
| Product colour | Red |
| Certification | CE, FCC, REACH |
| Features | |
| UASP support | Yes |
| Chipset | ASMedia - ASM3142 |
| Data transfer rate (max) | 10 Gbit/s |
| Harmonized System (HS) code | 84733020 |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 70 °C |
| Storage temperature (T-T) | -20 - 85 °C |
| Operating relative humidity (H-H) | 20 - 80% |
| System requirements | |
| Windows operating systems supported | Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, 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 7 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 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura |
| Linux operating systems supported | Yes |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012, Windows Server 2016, Windows Server 2019 |
| Weight & dimensions | |
| Width | 80 mm |
| Depth | 122 mm |
| Height | 18 mm |
| Weight | 45 g |
| Package width | 142 mm |
| Package depth | 174 mm |
| Package height | 33 mm |
| Package weight | 120 g |
| Packaging data | |
| Mounting brackets included | Yes |
| Package width | 142 mm |
| Package depth | 174 mm |
| Package height | 33 mm |
| Package weight | 120 g |
| User guide | Yes |
| Logistics data | |
| Products per master (outer) case | 60 pc(s) |
| Master (outer) case width | 376 mm |
| Master (outer) case length | 494 mm |
| Master (outer) case height | 320 mm |
| Harmonized System (HS) code | 84733020 |
| Packaging content | |
| Mounting brackets included | Yes |
| User guide | Yes |
| Other features | |
| Chipset | ASMedia - ASM3142 |
| Identifiers | |
| Distributor SKUs | V247752, V934958, 94688, 5738852, 214140, CLPEXUSB312C3 |

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