Core i7-11700B vs Core i5-13600K

The Core i7-11700B packs 8 cores / 16 threads, while the Core i5-13600K offers 14 cores / 20 threads — the Core i5-13600K has 6 more cores. Boost clocks reach 4.8 GHz on the Core i7-11700B versus 5.1 GHz on the Core i5-13600K — a 6.1% clock advantage for the Core i5-13600K (base: 3.2 GHz vs 3.5 GHz). The Core i7-11700B uses the Tiger Lake-H (2021) architecture (10 nm SuperFin), while the Core i5-13600K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Core i7-11700B scores 21,581 against the Core i5-13600K's 37,655 — a 54.3% lead for the Core i5-13600K. L3 cache: 24 MB (total) on the Core i7-11700B vs 24 MB on the Core i5-13600K.

The Core i7-11700B uses the FCBGA1787 socket (PCIe 4.0), while the Core i5-13600K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Core i7-11700B versus DDR5-5600 on the Core i5-13600K — the Core i5-13600K supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-13600K 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: HM570,QM580,WM590 (Core i7-11700B) and Intel 600 series,Intel 700 series (Core i5-13600K).

Only the Core i5-13600K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Core i7-11700B supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics — Intel UHD Graphics 750 (Core i7-11700B) and UHD Graphics 770 (Core i5-13600K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-11700B targets Desktop, Core i5-13600K targets Desktop.

The Core i7-11700B launched at $323 MSRP, while the Core i5-13600K debuted at $329. At current prices ($311 vs $319), the Core i7-11700B is $8 cheaper. In terms of value (PassMark points per dollar), the Core i7-11700B delivers 69.4 pts/$ vs 118.0 pts/$ for the Core i5-13600K — making the Core i5-13600K the 51.9% better value option.