Core i3-10110U vs Core i5-2400

The Core i3-10110U packs 2 cores / 4 threads, while the Core i5-2400 offers 4 cores / 4 threads — the Core i5-2400 has 2 more cores. Boost clocks reach 4.1 GHz on the Core i3-10110U versus 3.4 GHz on the Core i5-2400 — a 18.7% clock advantage for the Core i3-10110U (base: 2.1 GHz vs 3.1 GHz). The Core i3-10110U uses the Comet Lake-U (2019−2020) architecture (14 nm), while the Core i5-2400 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Core i3-10110U scores 3,839 against the Core i5-2400's 3,870 — a 0.8% lead for the Core i5-2400. Geekbench 6 single-core — the metric most relevant to gaming — records 1,270 vs 595, a 72.4% lead for the Core i3-10110U that directly translates to higher frame rates. L3 cache: 4 MB (total) on the Core i3-10110U vs 6144 kB (total) on the Core i5-2400.

The Core i3-10110U uses the FCBGA1528 socket (PCIe 3.0), while the Core i5-2400 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i3-10110U versus DDR3-1333 on the Core i5-2400 — the Core i3-10110U supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-10110U supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: SoC (Core i3-10110U) and H61,H67,P67,Z68,B75,Z77 (Core i5-2400).

Neither processor supports overclocking. Both support VT-x, VT-d, EPT virtualization. Both include integrated graphics — UHD Graphics for 10th Gen (Core i3-10110U) and HD Graphics 2000 (Core i5-2400) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-10110U targets Productivity, Core i5-2400 targets Legacy Desktop. Direct competitor: Core i3-10110U rivals Ryzen 3 3200U; Core i5-2400 rivals Phenom II X4 975.