Core i3-4370 vs Core i5-12400F

The Core i3-4370 packs 2 cores / 4 threads, while the Core i5-12400F offers 6 cores / 12 threads — the Core i5-12400F has 4 more cores. Boost clocks reach 3.8 GHz on the Core i3-4370 versus 4.4 GHz on the Core i5-12400F — a 14.6% clock advantage for the Core i5-12400F (base: 3.8 GHz vs 2.5 GHz). The Core i3-4370 uses the Haswell (2013−2015) architecture (22 nm), while the Core i5-12400F uses Alder Lake-S (2022) (Intel 7 nm). In PassMark, the Core i3-4370 scores 3,854 against the Core i5-12400F's 19,532 — a 134.1% lead for the Core i5-12400F. Cinebench R23 multi-core: 2,454 vs 12,380 (133.8% advantage for the Core i5-12400F). Geekbench 6 single-core — the metric most relevant to gaming — records 904 vs 1,700, a 61.1% lead for the Core i5-12400F that directly translates to higher frame rates. Multi-core Geekbench: 2,071 vs 657 (103.7% advantage for the Core i3-4370). L3 cache: 4 MB (total) on the Core i3-4370 vs 18 MB (total) on the Core i5-12400F.

The Core i3-4370 uses the LGA1150 socket (PCIe 3.0), while the Core i5-12400F uses LGA1700 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Core i3-4370 versus DDR5-4800, DDR4-3200 on the Core i5-12400F — the Core i5-12400F supports 200% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-12400F supports up to 128 GB of RAM compared to 32 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i3-4370) vs 20 (Core i5-12400F) — the Core i5-12400F offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel H81,Intel B85,Intel H87,Intel Z87,Intel H97,Intel Z97 (Core i3-4370) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F).

Virtualization support: true (Core i3-4370) vs VT-x, VT-d, EPT (Core i5-12400F). The Core i3-4370 includes integrated graphics (Intel HD Graphics 4600), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600.

At launch, the Core i3-4370 was priced at $149, while the Core i5-12400F came in at $174. On launch pricing ($149 vs $174), Core i3-4370 was $25 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-4370 delivers 25.9 pts/$ vs 112.3 pts/$ for the Core i5-12400F — making the Core i5-12400F the 125.1% better value option.

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