ExtremeTech Sapphire Rapids CPU Leak: Up to 56 Cores, 64GB of Onboard HBM2 By Joel Hruska on April 8, 2021 at 3:26 pm This site may earn affiliate commissions from the links on this page. Terms of use. AMD has spent the last few years challenging Intel across the desktop, server, and mobile markets, but the gap between the two companies is arguably largest in server. At present, AMD ships up to 64 cores in a single socket, where Intel has only stepped up to shipping 40 cores this week with the launch of Ice Lake SP. Previous Intel Cascade Lake CPUs topped out at 28 cores. A new leak suggests Intel’s next-generation CPU platform, codenamed Sapphire Rapids, will finally seek to reduce some of the gaps between itself and AMD’s Epyc.