Core i5-11400 vs Core i7-13700K

The Core i5-11400 packs 6 cores / 12 threads, while the Core i7-13700K offers 16 cores / 24 threads — the Core i7-13700K has 10 more cores. Boost clocks reach 4.4 GHz on the Core i5-11400 versus 5.4 GHz on the Core i7-13700K — a 20.4% clock advantage for the Core i7-13700K (base: 2.6 GHz vs 3.4 GHz). The Core i5-11400 uses the Rocket Lake (2021) architecture (14 nm), while the Core i7-13700K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Core i5-11400 scores 16,670 against the Core i7-13700K's 45,784 — a 93.2% lead for the Core i7-13700K. Cinebench R23 multi-core: 10,350 vs 31,000 (99.9% advantage for the Core i7-13700K). Geekbench 6 single-core — the metric most relevant to gaming — records 1,960 vs 2,846, a 36.9% lead for the Core i7-13700K that directly translates to higher frame rates. Multi-core Geekbench: 7,260 vs 18,980 (89.3% advantage for the Core i7-13700K). L3 cache: 12 MB (total) on the Core i5-11400 vs 30 MB (total) on the Core i7-13700K.

The Core i5-11400 uses the LGA1200 socket (PCIe 4.0), while the Core i7-13700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Core i5-11400 versus DDR5-5600 on the Core i7-13700K — the Core i7-13700K supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-13700K supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: B560,Z590 (Core i5-11400) and Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K).

Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Core i5-11400 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i5-11400) vs true (Core i7-13700K). Both include integrated graphics — Intel UHD Graphics 730 (Core i5-11400) and Intel UHD Graphics 770 (Core i7-13700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-11400 targets Mainstream Desktop. Direct competitor: Core i5-11400 rivals Ryzen 5 5600X; Core i7-13700K rivals Ryzen 9 7900X.

The Core i5-11400 launched at $182 MSRP, while the Core i7-13700K debuted at $409. At current prices ($141 vs $400), the Core i5-11400 is $259 cheaper. In terms of value (PassMark points per dollar), the Core i5-11400 delivers 118.2 pts/$ vs 114.5 pts/$ for the Core i7-13700K — making the Core i5-11400 the 3.2% better value option.