Core i3-4150 vs Core i5-10400F

The Core i3-4150 packs 2 cores / 4 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core i5-10400F has 4 more cores. Boost clocks reach 3.5 GHz on the Core i3-4150 versus 4.3 GHz on the Core i5-10400F — a 20.5% clock advantage for the Core i5-10400F (base: 3.5 GHz vs 2.9 GHz). The Core i3-4150 uses the Haswell (2013−2015) architecture (22 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core i3-4150 scores 3,406 against the Core i5-10400F's 13,029 — a 117.1% lead for the Core i5-10400F. Geekbench 6 single-core — the metric most relevant to gaming — records 1,071 vs 1,454, a 30.3% lead for the Core i5-10400F that directly translates to higher frame rates. L3 cache: 3 MB (total) on the Core i3-4150 vs 12 MB (total) on the Core i5-10400F.

The Core i3-4150 uses the LGA1150 socket (PCIe 3.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Core i3-4150 versus DDR4-2666 on the Core i5-10400F — the Core i5-10400F supports 66.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-10400F 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. Both provide 16 PCIe lanes. Chipset compatibility: H81,B85,Q85,H87,Q87,Z87,H97,Z97 (Core i3-4150) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F).

Neither processor supports overclocking. Virtualization support: VT-x, EPT (Core i3-4150) vs VT-x, VT-d (Core i5-10400F). The Core i3-4150 includes integrated graphics (HD Graphics 4400), while the Core i5-10400F requires a dedicated GPU. Primary use case: Core i3-4150 targets Budget Desktop, Core i5-10400F targets Gaming. Direct competitor: Core i3-4150 rivals FX-6300; Core i5-10400F rivals Ryzen 5 3600.

At launch, the Core i3-4150 was priced at $281, while the Core i5-10400F came in at $160. On launch pricing ($281 vs $160), Core i5-10400F was $121 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-4150 delivers 12.1 pts/$ vs 81.4 pts/$ for the Core i5-10400F — making the Core i5-10400F the 148.2% better value option.

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