StarTech
.com 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps PCI Express 3.0 x4 Adapter, Data Only, Windows/macOS/Linux, TAA
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
This PCIe USB 3.1 card installs into an available PCI-Express slot in your computer and enables you to upgrade your current system by adding two USB-C (10Gbps) ports. Faster USB Performance Also known as USB 3.2 Gen 2x1, this USB 3.1 Gen 2 card adds two 10Gbps USB Type-C ports to your computer. Utilizing an ASMedia ASM3142 chipset, this card harnesses the speed of USB 3.1 Gen 2. With higher data throughput support, this USB 3.1 Gen 2 PCIe expansion card is a necessity for external drives and many other USB 3.1 Gen 2 peripherals and includes an optional SATA power connector for high power…
SpecPicks Verdict
SpecPicks classifies StarTech.com 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps PCI… as a solid pick with broad community endorsement in the expansion cards category, based on 472 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. StarTech's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.5★ average across customer reviews
- ✓ Backed by StarTech's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- HIGH PERFORMANCE: Add 2x USB-C SuperSpeed 10Gbps ports to your desktop PC with this USB 3.2 Gen 2x1 PCIe Card; Expansion card provides up to 5V 3A (15W) via the USB-C ports
- USB 3.2 GEN 2X1 SPEEDS: PCI Express card features the ASMedia ASM3142 host controller using x4 lanes of PCIe 3.0; Capable of speeds up to 10Gbps enabling fast access to high-performance devices like NVMe drives and SSDs
- MAXIMIZED USB PERFORMANCE: 2-port USB-C PCIe Card adapter supports USB Attached SCSI Protocol (UASP) optimizing USB performance; Installs in full/low-profile PCIe 3.0 x4 desktop / server slot (lower performance with PCI-e 2.0)
- COMPATIBILITY: Add-on card installs in full or low-profile (bracket included) PCIe 3.0 x4 slot (Backward compatible with PCIe 2.0); Windows/Linux/macOS with auto-install drivers Win 8 and up; Works with USB 3.2 Gen 2/3.0/2.0 devices
- COMPATIBILITY NOTICE: This dual port USB-C 10Gbps PCIe card supports data transfer only; It does not support DisplayPort Alt Mode for video output, USB Power Delivery, or Thunderbolt devices
Full Specifications
| Brand | StarTech.com |
|---|---|
| Style | 2 USB-C |
| Style Name | 2 USB-C |
| Unit Count | 1.0 Count |
| Connectivity | USB-C |
| Model Number | PEXUSB312C3 |
| Compatibility | PC, Mac, Linux |
| Built-In Media | PCIe USB 3 Card |
| Item Type Name | USB Adapter |
| Mfr Part Number | PEXUSB312C3 |
| Operating System | macos |
| Compatible Devices | Personal Computer, Server, Windows, Linux, macOS, USB 3.2 Gen 2 devices, USB 2.0 devices |
| Hardware Interface | USB, USB Type C |
| Warranty Description | 2 Years |
Ready to buy?
StarTech.com 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps PCI Express 3.0 x4 Adapter, Data Only, Windows/macOS/Linux, TAA is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
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