Quote in under 60 seconds
AI-verified compatibility
Live inventory across 200+ brands
FedRAMP · HIPAA · FERPA
AI-assembled cross-tower solutions
StarTech.com USB 3.2 Gen 2x2 PCIe Card USB-C 20Gbps PEXUSB321C
StarTech.com·MPN: PEXUSB321C

StarTech.com USB 3.2 Gen 2x2 PCIe Card USB-C 20Gbps PEXUSB321C

The StarTech.com PEXUSB321C PCIe expansion card instantly upgrades your desktop or server with a single USB-C port, delivering 20Gbps USB 3.2 Gen 2x2 connectivity for demanding data transfer tasks.

  • 20Gbps USB-C: Accelerates large file transfers, significantly reducing wait times for critical data operations.
  • PCIe 3.0 x4 Interface: Ensures maximum bandwidth utilization, preventing bottlenecks for connected high-speed peripherals.
  • UASP Support: Optimizes data transfer efficiency with external storage devices, improving overall I/O performance.
  • Broad OS Compatibility: Supports Windows, macOS, and Linux, ensuring seamless integration into diverse IT environments.
$62.03
In StockSale
Secure Checkout
Fast Fulfillment
Manufacturer Warranty Included

Product Overview

The StarTech.com PEXUSB321C is a high-performance PCIe expansion card designed to add a single USB 3.2 Gen 2x2 Type-C port to any desktop or server, delivering a robust 20Gbps data transfer rate. This upgrade leverages a PCIe 3.0 x4 slot, ensuring dedicated bandwidth for demanding applications.

Engineered with an ASMedia ASM3242 chipset, this card supports UASP for enhanced storage performance and is compatible with a wide range of Windows, macOS, and Linux operating systems, including Windows Server. It provides a cost-effective solution for extending the lifecycle of existing hardware while meeting modern connectivity demands.

  • Core Functionality: Adds a 20Gbps USB 3.2 Gen 2x2 Type-C port, enabling ultra-fast data transfer for high-capacity external drives and peripherals.
  • System Upgradeability: Installs into an available PCIe x4 slot, providing a simple and cost-effective way to modernize older systems without full hardware replacement.
  • Enhanced Data Throughput: Leverages PCI-Express 3.0 to ensure dedicated bandwidth, preventing data transfer bottlenecks and maintaining peak operational efficiency.
  • Reliable Performance: Features an ASMedia ASM3242 chipset and UASP support, optimizing data flow and ensuring stable, high-speed connections for critical business tasks.
  • Operational Value: With a Mean Time Between Failures (MTBF) of over 3 million hours, this card offers long-term reliability, minimizing downtime and supporting continuous business operations.

Choose the StarTech.com PEXUSB321C to equip your business with essential high-speed USB-C connectivity, ensuring efficient data workflows and future-proof system capabilities.

Technical Specifications

1Performance & Business Impact
Data Transfer Rate20 Gbit/s (USB 3.2 Gen 2x2)
Host InterfacePCIe 3.0 x4
ChipsetASMedia ASM3242
UASP SupportYes
Mean Time Between Failures (MTBF)3,126,209 hours
2Connectivity & I/O
Output Interface1x USB 3.2 Gen 2x2 Type-C
Expansion Card StandardPCIe 3.0
Internal DesignYes
3Physical & Environmental
Dimensions (W x D x H)80 x 51 x 22 mm / 3.15 x 2.01 x 0.87 inches
Weight37 g / 0.08 lbs
Product ColorRed
Operating Temperature0 - 85 °C (32 - 185 °F)
Operating Humidity15 - 90% RH (non-condensing)
4Lifecycle, Warranty & Compliance
Warranty2-Year StarTech.com Warranty
In-Box ContentsPCIe USB 3.2 Gen 2x2 Card, Low-Profile Bracket, Quick-Start Guide
Compliance CertificationsCE, RoHS
Supported Operating SystemsWindows 10/8/8.1, Windows Server 2012 R2/2016/2019, macOS 10.13+, Linux
Package Weight101 g / 0.22 lbs

Full Specifications

Manufacturer Data
Ports & interfaces4
Host interfacePCIe
Output interfaceUSB 3.2 Gen 2 (3.1 Gen 2)
Expansion card standardPCIe 3.0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
Features3
ChipsetASMedia - ASM3242
Data transfer rate (max)20 Gbit/s
UASP supportYes
Weight & dimensions4
Width80 mm
Depth51 mm
Height22 mm
Weight37 g
Design3
InternalYes
Product colourRed
Mean time between failures (MTBF)3126209 h
Operational conditions1
Operating temperature (T-T)0 - 85 °C
System requirements1
Windows operating systems supportedWindows 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 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 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
Technical details1
Compliance certificatesCE, RoHS
Packaging data1
Mounting brackets includedYes
Logistics data1
Harmonized System (HS) code84733020
Downloads2
Product Datasheet57 KB
Download
User Manual229 KB
Download

What This Solves

Accelerate Large Data Transfers

Growing offices frequently handle large datasets, from project files to client archives, which can be slow to transfer with older USB standards. This PCIe card provides a 20Gbps USB-C port, drastically reducing transfer times for external storage, improving employee productivity and workflow efficiency.

Creative agencies, engineering firms, data analytics departments, small business IT teams

Modernize Existing Workstations

Businesses often face the dilemma of upgrading entire systems to gain modern connectivity, which is costly and disruptive. Installing this USB 3.2 Gen 2x2 PCIe card allows organizations to add high-speed USB-C to current desktops or servers, extending hardware lifecycles and deferring capital expenditures.

SMBs managing IT budgets, mid-market companies with specialized workstations, internal IT departments, facilities management

Enhance External Storage Performance

Relying on external SSDs or RAID enclosures for critical data storage and backup requires a fast, reliable connection to maximize performance. This card ensures that high-speed USB-C storage devices operate at their full potential, providing rapid access to data and efficient backup processes for business continuity.

Data backup operations, media production studios, research and development teams, financial trading desks

Key Features

USB 3.2 Gen 2x2 (20 Gbps) Type-C Port

Enables ultra-fast data transfer speeds, significantly reducing the time required for large file backups and data synchronization.

PCI-Express 3.0 x4 Interface

Provides dedicated bandwidth to the USB-C port, ensuring consistent high performance for connected peripherals without system bottlenecks.

ASMedia ASM3242 Chipset

Delivers stable and reliable connectivity, minimizing data corruption risks and ensuring consistent operation for critical business applications.

UASP (USB Attached SCSI Protocol) Support

Optimizes data transfer efficiency with external storage devices, leading to faster read/write speeds and improved overall productivity.

Broad Operating System Compatibility

Supports Windows, macOS, and Linux, including Windows Server, ensuring seamless integration into diverse existing IT infrastructures.

Industry Applications

Media & Entertainment

Enables rapid transfer of large video files and high-resolution assets to external storage, crucial for post-production workflows.

Manufacturing & Industrial

Facilitates high-speed data acquisition from specialized industrial equipment and quick transfer of large CAD/CAM files for design and production.

Legal & Professional Services

Supports fast and secure backup of sensitive client documents and case files to external encrypted USB-C drives, ensuring data integrity.

Finance & Insurance

Provides efficient data transfer for compliance-related audits and rapid access to large financial datasets stored on high-speed external devices.

Frequently Asked Questions

What type of PCIe slot is required for this card?

This StarTech.com PEXUSB321C card requires an available PCI-Express x4 slot or higher (x8, x16) on your motherboard to function correctly, ensuring optimal bandwidth for 20Gbps data transfer.

Can this card provide power delivery to connected USB-C devices?

This card primarily provides data transfer capabilities at 20Gbps. While it supplies standard USB bus power, it does not support advanced USB Power Delivery (USB PD) for charging laptops or high-power devices.

Is this USB 3.2 Gen 2x2 card backward compatible with older USB devices?

Yes, the USB-C port on this card is fully backward compatible with older USB 3.2 Gen 2 (10Gbps), USB 3.2 Gen 1 (5Gbps), and USB 2.0 devices, allowing you to connect a wide range of peripherals.

What operating systems are supported by the PEXUSB321C?

The PEXUSB321C supports a broad range of operating systems, including Windows 10/8/8.1, Windows Server 2012 R2/2016/2019, macOS 10.13 and newer, and various Linux distributions.

Warranty & Returns

Manufacturer Warranty

2 Years

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$62.03