PEXUSB321C - Startech USB 3.2 GEN 2X2 PCIE CARD - USB-C 20GBPS | Aztek Computers
29+Years
SKU: GBA13GA4EK |  Mfg. Part: PEXUSB321C  | UPC: 065030891264  | 
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PEXUSB321C - Startech USB 3.2 GEN 2X2 PCIE CARD - USB-C 20GBPS

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$65.80  $88.83
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Product Overview

StarTech.com USB 3.2 Gen 2x2 PCIe Card - USB-C 20Gbps PCI Express 3.0 x4 Controller - USB Type-C Add-On PCIe Expansion Card -Windows/Linux

Expert Overview

The StarTech.com PEXUSB321C is a PCI Express USB 3.2 Gen 2x2 controller card designed for desktop computers. It provides a single USB-C port capable of 20Gbps data transfer, allowing for system upgrades by adding a high-speed USB-C interface. This card is suitable for IT professionals or businesses needing to connect modern USB-C devices, such as external hard drives, solid-state drives, or for charging and syncing mobile devices, to an existing desktop system without replacing the entire machine. It addresses the need for faster peripheral connectivity, especially for high-performance storage, by utilizing an ASMedia ASM3242 host controller and x4 lanes of the PCIe 3.0 bus. The card supports UASP for improved storage performance and is backward compatible with USB 3.2 Gen 2 (10 Gbps) and USB 3.2 Gen 1 (5 Gbps) devices. It includes both full-profile and low-profile installation brackets for broad compatibility with various PC chassis and is compatible with Windows, Linux, and macOS platforms.

Technical Specifications

General Information
Manufacturer:StarTech.com
Manufacturer Part Number:PEXUSB321C
Manufacturer Website Address:http://www.startech.com
Brand Name:StarTech.com
Product Name:PCI Express USB Card
Marketing Information:

This PCIe USB 3.2 Gen 2x2 controller card installs into an available PCI-Express x4 slot in your computer and enables you to upgrade your current system by adding a USB-C™ (20Gbps) port.

Add a 20 Gbps USB Type-C Port to Your Desktop Computer

The controller card enables you to connect USB-C Gen 2x2 (20 Gbps) devices to your desktop computer. The USB-C port is ideal for connecting USB devices such as external hard drives and solid state drives or charging and syncing your mobile devices. The USB-C port provides up to 15W (5V/3A) of power and is backward compatible with USB 3.2 Gen 2 (10 Gbps) and USB 3.2 Gen 1 (5 Gbps) devices.

Note: USB 3.2 Gen 2 (10 Gbps) is also know as USB 3.1 Gen 2 (10 Gbps), and USB 3.2 Gen 1 (5 Gbps) is also know as USB 3.0 and USB 3.1 (5 Gbps).

SuperSpeed USB 3.2 Gen 2x2 (20 Gbps) Performance

The USB 3.2 Gen 2x2 card features an ASMedia ASM3242 host controller that utilizes x4 lanes of the PCIe 3.0 bus, making the card capable of speeds up to 20Gbps and enabling fast access to high-performance devices like NVMe drives and SSDs. The controller card supports Multiple INs to reduce bandwidth loss when multiple devices are connected through a USB Hub (Note: The USB hub must also support this feature). The card also supports UASP for improved performance with storage devices.

Wide Installation Compatibility

This add-on card includes both full-profile and low-profile installation brackets ensuring you can install it into either a full or low-profile PCIe 3.0 x4 slot (backward compatible w/PCIe 2.0). For wide platform support the card is compatible with Windows, Linux and macOS. For hassle-free installation the drivers install automatically on computers running Windows 8 or higher. Works w/USB 3.1/3.0/2.0 devices

PEXUSB321C is backed by a StarTech.com 2-year warranty and free lifetime 24/5 multi-lingual North American based technical support. StarTech.com has been the IT professionals' choice for over 30 years.


Product Type:USB Adapter
Technical Information
Host Interface:PCI Express 3.0 x4
Media & Performance
UASP Support:Yes
Interfaces/Ports
Total Number of USB Ports:1
Number of USB 3.2 Ports:1
Physical Characteristics
Form Factor:Plug-in Card
Height:0.9"
Width:3.1"
Length:2"
Weight (Approximate):1.30 oz
Miscellaneous
Package Contents:
  • PCI Express USB Card
  • Full Profile Bracket (Installed)
  • Low Profile Bracket
  • Quick-Start Guide

Platform Supported:
  • PC
  • Linux
  • Mac

Country of Origin:Taiwan
Warranty
Limited Warranty:2 Year

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
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  • Updated:
  • Added:
  • TAA Compliant:
  • Country of Origin:
  • STARTECH
  • PEXUSB321C
  • B08T6FCF9S
  • 065030891264
  • New
  • 0.26 lbs
  • 7 X 1 X 6
  • Today - Aug 04, 2026
  • Jan 28, 2021
  • Yes
  • TW
Product Identifiers: Brand: Startech • Part #: PEXUSB321C • UPC: 065030891264 • ASIN: B08T6FCF9S • Category: Port Expansion Cards • TAA Compliant

Frequently Asked Questions

What type of PCI Express slot is required for this card?

This card requires an available PCI Express 3.0 x4 slot. It is also backward compatible with PCIe 2.0 slots.

What operating systems are supported by this USB expansion card?

The card is compatible with Windows, Linux, and macOS. Drivers install automatically on computers running Windows 8 or higher.

What is included in the package with the PCI Express USB Card?

The package includes the PCI Express USB Card, a full-profile bracket (pre-installed), a low-profile bracket, and a quick-start guide.

Can this USB-C port provide power to connected devices?

Yes, the USB-C port provides up to 15W (5V/3A) of power, suitable for charging and syncing mobile devices.

PEXUSB321C - Startech USB 3.2 GEN 2X2 PCIE CARD - USB-C 20GBPS

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$65.80