In production on millions of boxes and the payoff is a 25% reduction in machines needed for some inference workloads Meta is recovering DDR4 memory from old servers, installing it in new machines, and using a custom Compute Express Link CXL ASIC to share the memory across applications – without encountering latency problems. The social networking giant calls its tech Vistara and will present it at ISCA 2026 on Monday, but found the company paper ahead of the talk. The document opens with the...
