The Intel Core i5-13600KF is the objective winner of this comparison, securing victories in eight of the fourteen measured specifications. Its most significant technical advantage over the Intel Core i9-11900K is its L2 cache, which is 400% larger. While the older processor maintains a slight lead in clock speed, the substantial cache capacity of the newer model provides a clear architectural superiority across the majority of the evaluated performance metrics.

Users prioritizing modern architecture and cache-heavy workloads should select the Intel Core i5-13600KF for its broad spec-based dominance. Conversely, the Intel Core i9-11900K remains a viable option only for those who specifically require its 4% higher boost clock frequency. Given the overall balance of specifications, the newer component offers a more robust foundation for most computing tasks, while the older unit is relegated to niche scenarios favoring its specific frequency advantage.