3 ms·
CPU cost is not dominated by the cache size is the problem, I think.
by dcow 6y ago
CPU cost is not dominated by the cache size is the problem, I think.
- robocat 6y agoBut I think that cache is roughly 50% of marginal production cost of the silicon chip die by mm2. https://cdn.wccftech.com/wp-content/uploads/2020/11/AMD-Ryzen-5000-Zen-3-Desktop-CPU_Vermeer_Die-Shot_1-scaled.jpg https://cdn.wccftech.com/wp-content/uploads/2020/11/AMD-Ryze... https://images.anandtech.com/doci/16214/Zen3_arch_19.jpg https://images.anandtech.com/doci/16214/Zen3_arch_19.jpg
- thesz 6y agoCache is not memory, it is more complex - LRU and all that, often with several access ports (quadratic space dependence). SRAM is memory that is on-die and it is much cheaper.