
StarTech.com P10Q4A-USB-CARD 4-Port USB 3.2 Gen 2 PCIe Expansion Card 40Gbps
The StarTech.com P10Q4A-USB-CARD PCIe expansion card delivers four independent USB 3.2 Gen 2 (10Gbps) Type-A ports, providing a combined 40Gbps bandwidth to eliminate bottlenecks for demanding data transfer tasks.
- Dedicated Performance: Features four independent USB controllers, ensuring each port delivers a full 10Gbps for consistent, high-speed data transfers.
- Bottleneck Elimination: Provides a combined 40Gbps bandwidth across all ports, preventing slowdowns when multiple high-demand devices are connected simultaneously.
- Broad Compatibility: Supports Windows 10/11, Windows Server 2019/2022, Mac OS, and Linux, enabling flexible deployment across diverse IT environments.
- TAA Compliant: Meets Trade Agreements Act requirements, making it suitable for government procurement and federal supply chain mandates.
Product Overview
Product Overview
The StarTech.com P10Q4A-USB-CARD is a PCIe 3.0 expansion card engineered to add four external USB 3.2 Gen 2 Type-A ports, each capable of 10Gbps, to a desktop computer or server. This design ensures a total combined bandwidth of 40Gbps, significantly enhancing data throughput for demanding applications.
Equipped with ASMedia ASM3142 and ASM2812X chipsets, this card features dedicated USB controllers for each port, which is crucial for maintaining peak performance across all connected devices. It supports UASP, further optimizing transfer speeds for compatible storage devices and improving data efficiency.
- Core Functionality: Adds four high-speed USB 3.2 Gen 2 (10Gbps) Type-A ports, enabling rapid data transfer for external storage, cameras, and other demanding peripherals.
- Independent Channels: Utilizes dedicated USB controllers for each port, preventing bandwidth contention and ensuring consistent 10Gbps performance for every connected device.
- PCIe 3.0 Interface: Connects via a PCI Express 3.0 slot, providing the necessary bandwidth to support the card's 40Gbps aggregate throughput for system stability.
- UASP Support: Accelerates data transfer speeds for UASP-enabled storage devices, reducing backup times and improving overall data management efficiency.
- Operational Value: Extends the useful life of existing hardware by adding modern, high-speed connectivity, deferring costly system replacements and optimizing IT budgets.
This expansion card is an essential upgrade for organizations seeking to maximize peripheral performance and ensure efficient data handling within their existing IT infrastructure.
Technical Specifications
1Performance & Business Impact
2Connectivity & I/O
3Physical & Environmental
4Lifecycle, Warranty & Compliance
Full Specifications
Ports & interfaces5
Features3
Weight & dimensions4
Design2
System requirements1
Technical details1
Packaging data1
Logistics data1
What This Solves
Accelerated Data Backup & Archiving
Organizations frequently perform large data backups or archive critical information to external high-speed storage devices. This card provides dedicated 10Gbps USB 3.2 Gen 2 ports, ensuring rapid data transfer rates that significantly reduce backup windows and improve data integrity for internal IT operations.
Data-intensive businesses, financial institutions, legal firms, engineering departments, IT operations teams
High-Performance Peripheral Connectivity
Business workstations require reliable, high-speed connections for multiple demanding peripherals like 4K webcams, external SSDs, or specialized industrial equipment. With four independent 10Gbps channels, the card eliminates bandwidth contention, allowing all connected devices to operate at peak performance without compromising system stability.
Design and engineering firms, media production studios, scientific research labs, manufacturing control centers, corporate training facilities
Server I/O Expansion for Virtualization
Servers running virtualization platforms often need additional high-speed USB ports for connecting licensing dongles, external storage for VM backups, or specialized hardware for guest OS access. Integrating this PCIe card provides the necessary I/O expansion and dedicated bandwidth, ensuring stable and efficient peripheral access for virtualized environments and critical server functions.
Data center operators, co-location facilities, enterprise infrastructure teams, SMBs with on-premise virtualization, IT departments managing server farms
Key Features
Four USB 3.2 Gen 2 Type-A Ports
Expands connectivity for multiple high-speed peripherals, enabling simultaneous use without needing external hubs or compromising data transfer rates.
Dedicated 10Gbps Bandwidth Per Port
Ensures consistent, maximum performance for each connected device, eliminating bottlenecks and accelerating critical data-intensive workflows.
PCI Express 3.0 Host Interface
Provides ample internal bandwidth for the card's 40Gbps aggregate throughput, ensuring stable and efficient system integration for demanding applications.
ASMedia ASM3142 & ASM2812X Chipsets
Utilizes advanced controllers to manage independent data channels, enhancing reliability and preventing performance degradation when multiple devices are active.
UASP (USB Attached SCSI Protocol) Support
Optimizes data transfer speeds for compatible storage devices, reducing file copy times and improving the efficiency of backup and recovery operations.
Industry Applications
Manufacturing & Industrial
For connecting high-speed data acquisition devices, industrial cameras, or specialized control peripherals to workstations on the factory floor, ensuring reliable data flow for operational monitoring.
Legal & Professional Services
Enables rapid backup and transfer of large case files, client documents, or multimedia evidence to external storage, supporting efficient legal discovery and data management.
Healthcare & Life Sciences
Facilitates high-speed data transfer from medical imaging devices, lab equipment, or research instruments to local workstations, accelerating analysis and record-keeping processes.
Media & Entertainment
Provides dedicated 10Gbps ports for connecting multiple external SSDs or high-resolution cameras, accelerating video editing workflows and large file transfers for content creation teams.
Frequently Asked Questions
What operating systems are compatible with this USB expansion card?
This card supports a wide range of operating systems, including Windows 10, Windows 11, Windows Server 2019, Windows Server 2022, Mac OS X 14.0 Sonoma, Mac OS X 15.0 Sequoia, and various Linux distributions, ensuring broad compatibility for business environments.
Can all four USB ports operate at 10Gbps simultaneously without performance loss?
Yes, the StarTech.com P10Q4A-USB-CARD features dedicated USB controllers for each of its four ports, allowing each to achieve its full 10Gbps performance independently, providing a combined 40Gbps bandwidth.
Does this card require an additional power connection?
Yes, the card includes a SATA 15-pin power connector, which must be connected to your system's power supply to ensure stable power delivery for high-power USB devices.
What type of PCIe slot is required for installation?
This expansion card requires an available PCI Express 3.0 slot, typically a PCIe x4, x8, or x16 slot, to provide the necessary bandwidth for optimal performance.
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.