Intel Core i7-8700 vs Intel Core i5-13400

The Intel Core i7-8700 (Q4 2017), a mainstream processor based on the Coffee Lake S architecture (14 nm), offers 6 cores, 12 threads, and 12 MB of L3 cache.

It integrates Intel UHD Graphics 630, supports PCIe 3.0, and 43 GB/s memory bandwidth. The Intel Core i5-13400 (Q1 2023), designed for gamers and productivity users, utilizes the Alder Lake S Refresh architecture (10 nm) with 10 cores (6 performance-, 4 efficiency-cores) and 16 threads.

It features 10 MB L2 and 20 MB L3 cache, Intel UHD Graphics 730, PCIe 5.0, and 77 GB/s memory bandwidth. The Intel Core i5-13400 significantly surpasses the Intel Core i7-8700 in single- and multi-core performance, as well as in gaming, thanks to a newer architecture, more cores, and PCIe 5.0.

The Intel Core i7-8700 has a TDP of 65W. The Intel Core i5-13400 also has a 65W base TDP; it consumes more power under load but is more energy-efficient per performance unit. The price-performance ratio of the Intel Core i5-13400 is more advantageous for current requirements.

In summary, the Intel Core i5-13400 offers higher performance and modernity. The Intel Core i7-8700 is suitable for basic tasks with a limited budget or for extending the lifespan of older hardware.