
The Startech PEXUSB312A3 PCI card is an efficient solution to expand USB connectivity on desktop computers using advanced technology. This controller card installs in a PCI Express 3.0 x2 slot, backward compatible with PCIe 2.0 versions, and provides two USB 3.2 Gen 2 Type-A ports offering transfer speeds up to 10 Gbps per port, enabling connection of high-performance devices such as SSD storage drives and NVMe hard drives. It integrates the ASMedia ASM3142 host controller and supports advanced protocols like UASP, which optimizes performance on compatible storage devices and improves data flow efficiency. The card is designed to reduce bandwidth loss in scenarios with multiple connected devices, thanks to compatibility with the "Multiple IN" feature, which enhances use via USB hubs supporting this technology. Its versatility is extended with interchangeable full-profile and low-profile brackets, allowing installation in various case formats. Finished in black and with compact dimensions of 120 mm wide, 110 mm deep, and 19 mm high, this card integrates discreetly into the system without occupying unnecessary space. It offers compatibility with major desktop and server operating systems, including several Windows versions (from Windows 8 to Windows 10 and Windows Server 2012 R2 onwards), Linux, and macOS (from High Sierra to Big Sur and later versions), eliminating the need for manual driver installation on Windows 8 and above, facilitating a simple and fast setup process. Each USB port provides up to 4.5 W (5V/0.9A) to power mobile devices or peripherals, maintaining backward compatibility with USB 3.2 Gen 1 (5 Gbps) and USB 2.0 standards, ensuring maximum interoperability with most existing peripherals. Overall, the Startech PEXUSB312A3 offers a reliable, high-performance upgrade for users needing a modern, fast, and stable USB connection on their desktop computers.
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