With the growing demand for higher data transfer speeds and more bandwidth on shared networks, it's no surprise that the use of 10GbE has increased. To upgrade your computer, you'll need to adapt - the Sonnet Presto 10GbE 10GBASE-T PCIe 3.0 card is a powerfully simple and cost-effective solution for adding dual-port copper 10GbE connectivity to your Mac tower or PC. Key Features - Thunderbolt Optimized - Cost-effective - Simple setup High Performance Computing The Presto 10GbE 10GBASE-T card allows you to connect your computer to high-speed infrastructure and storage without slowing down. This Sonnet solution is perfect for high-performance computing where low latency, high bandwidth, and low CPU overhead are required. Thunderbolt Optimized Presto 10GbE 10GBASE-T is ideal for use in Thunderbolt-to-PCIe card expansion systems - the combination allows you to add ultra-fast 10GbE network connections to any Thunderbolt 2-equipped Mac or PC.