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Intel's transition to a hybrid architecture for its CPUs began with the Alder Lake series in 2021, combining performance and efficiency cores. Intel's Vice President, Robert Hallock, noted that while the hybrid architecture has matured, a "unified core" is still in development. He mentioned that many users disable efficiency cores (E-cores) to enhance performance, but the performance difference between using only performance cores (P-cores) and both types of cores is minimal, around 1%. Hallock explained that early implementation of Intel's Thread Director improved performance with only P-cores, and the Windows task scheduler struggles without it. He emphasized the importance of software optimization for enhancing performance, stating that a significant portion of potential performance—estimated between 10% to 30%—remains untapped due to suboptimal game optimization. AMD's approach includes integrating additional SRAM through its 3D V-cache technology, while Intel's upcoming Nova Lake will introduce a Big Last Level Cache (bLLC). Hallock indicated that developers have primarily optimized for AMD's silicon, limiting the full potential of Intel's hybrid architecture.