CXL, or Compute Express Link, is an open standard designed to improve communication between processors and various types of memory and accelerators. It allows for faster data transfer and better resource sharing, enhancing the performance of data centers and high-performance computing systems. By enabling devices to communicate more efficiently, CXL supports advanced applications like artificial intelligence and machine learning. This technology helps reduce latency and increases bandwidth, making it easier for systems to handle large amounts of data and complex workloads, ultimately leading to improved overall system performance.