SKU:PEXUSB3S25
StarTech.com 2 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - 5Gbps - LP4 Power
The PEXUSB3S25 2-Port PCI Express USB 3.2 Gen 1 Card lets you add two USB 3.2 Gen 1 ports to your PCI Express-enabled computer system, with an optional LP4 power connector to connect to your system power supply and deliver up to 900mA of power per port to USB 3.2 Gen 1 bus-powered devices (500mA for USB 2.0).
Enhanced with UASP support (USB Attached SCSI Protocol), this USB 3.2 Gen 1 controller performs up to 70% faster than conventional USB 3.2 Gen 1 when paired with a (Note: UASP is not supported by all operating systems). Using a more efficient protocol than the traditional USB BOT (Bulk-Only Transport), UASP technology optimizes transfers by allowing multiple commands to be processed simultaneously, significantly increasing transfer speeds for less wait time on data transfers. See our UASP test results below for further details.
The PCIe USB 3.2 Gen 1 adapter is compliant with USB 3.2 Gen 1 standards for data transfer speeds up to 5 Gbps, while still offering backward compatibility with existing USB 2.0 / 1.1 devices. For added versatility, the controller card is equipped with a standard profile bracket and includes a low-profile/half-height bracket for installation in small form-factor computers.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
UASP is supported in Windows 8, 8.1, Server 2012 and Linux kernel 2.6.37 or later. In testing UASP performed with up to a 70% faster read / 40% faster write speed over traditional USB 3.2 Gen 1 at peak performance.
At the same peak in testing, UASP also showed up to an 80% reduction in required processor resources.
Test results were obtained using an Intel Ivy Bridge system, StarTech.com add-on USB 3.2 Gen 1 cards, a UASP-enabled StarTech.com enclosure, and a SATA III solid state drive.
More from the Manufacturer
The StarTech.com 2 Port PCI Express SuperSpeed USB 3.0 Card Adapter delivers lightning-fast data transfer speeds up to 5Gbps, making it ideal for demanding applications. Leveraging USB Attached SCSI Protocol (UASP), this PCIe card accelerates read and write operations, ensuring more efficient communication between your PC and USB devices. This StarTech.com product enhances the capabilities of any desktop by adding two USB 3.0 ports, allowing you to connect multiple peripherals while enjoying faster data throughput compared to legacy USB 2.0 adapters.
Designed with a LP4 power connector, the StarTech.com USB 3.0 card adapter ensures stable power delivery to connected devices, supporting power-hungry gadgets without compromising performance. This PCI Express card is compatible with a wide range of operating systems, including Windows, macOS, and Linux, making it a versatile upgrade for almost any desktop system. StarTech.com’s adherence to strict quality standards guarantees reliable and seamless connectivity, providing users with a dependable solution for expanding their USB ports.
Installing the StarTech.com PCIe USB 3.0 card is straightforward, requiring only an available PCI Express slot on your motherboard. The low-profile bracket included makes it suitable for small form factor PCs. StarTech.com’s commitment to durability is evident in the robust construction of this adapter, ensuring long-lasting use and minimal downtime. Whether you're upgrading an older desktop or building a new PC, this USB 3.0 card adapter combines ease of installation with reliable performance to enhance your overall computing experience.
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