Core i3-8300 vs Core i7-13700K

The Core i3-8300 packs 4 cores / 4 threads, while the Core i7-13700K offers 16 cores / 24 threads — the Core i7-13700K has 12 more cores. Boost clocks reach 3.7 GHz on the Core i3-8300 versus 5.4 GHz on the Core i7-13700K — a 37.4% clock advantage for the Core i7-13700K (base: 3.7 GHz vs 3.4 GHz). The Core i3-8300 uses the Coffee Lake (2017−2019) architecture (14 nm), while the Core i7-13700K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Core i3-8300 scores 6,370 against the Core i7-13700K's 45,784 — a 151.1% lead for the Core i7-13700K. Geekbench 6 single-core — the metric most relevant to gaming — records 1,327 vs 2,846, a 72.8% lead for the Core i7-13700K that directly translates to higher frame rates. L3 cache: 8 MB (total) on the Core i3-8300 vs 30 MB (total) on the Core i7-13700K.

The Core i3-8300 uses the LGA1151 socket (PCIe 3.0), while the Core i7-13700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Core i3-8300 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 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i3-8300) vs 20 (Core i7-13700K) — the Core i7-13700K offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H310,B360,H370,Q370,Z370,Z390 (Core i3-8300) 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. Virtualization support: VT-x, VT-d, EPT (Core i3-8300) vs true (Core i7-13700K). Both include integrated graphics — UHD Graphics 630 (Core i3-8300) 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 i3-8300 targets Mainstream Desktop. Direct competitor: Core i3-8300 rivals Ryzen 3 2300X; Core i7-13700K rivals Ryzen 9 7900X.

The Core i3-8300 launched at $138 MSRP, while the Core i7-13700K debuted at $409. At current prices ($136 vs $400), the Core i3-8300 is $264 cheaper. In terms of value (PassMark points per dollar), the Core i3-8300 delivers 46.8 pts/$ vs 114.5 pts/$ for the Core i7-13700K — making the Core i7-13700K the 83.8% better value option.