Core i5-4430 vs Atom C3758

The Core i5-4430 packs 4 cores / 4 threads, while the Atom C3758 offers 8 cores / 8 threads — the Atom C3758 has 4 more cores. Boost clocks reach 3.2 GHz on the Core i5-4430 versus 2.2 GHz on the Atom C3758 — a 37% clock advantage for the Core i5-4430 (base: 3 GHz vs 2.2 GHz). The Core i5-4430 uses the Haswell (2013−2015) architecture (22 nm), while the Atom C3758 uses Goldmont (2016−2017) (14 nm). In PassMark, the Core i5-4430 scores 4,653 against the Atom C3758's 4,614 — a 0.8% lead for the Core i5-4430. Geekbench 6 single-core — the metric most relevant to gaming — records 1,015 vs 400, a 86.9% lead for the Core i5-4430 that directly translates to higher frame rates. L3 cache: 6 MB (total) on the Core i5-4430 vs 16 MB on the Atom C3758.

The Core i5-4430 uses the LGA1150 socket (PCIe 3.0), while the Atom C3758 uses FCBGA1310 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Core i5-4430 versus DDR4-2400 on the Atom C3758 — the Atom C3758 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Atom C3758 supports up to 256 GB of RAM compared to 32 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: H81,B85,H87,Z87,H97,Z97 (Core i5-4430) and SoC (Atom C3758).

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-4430) vs VT-x, VT-d (Atom C3758). The Core i5-4430 includes integrated graphics (HD Graphics 4600), while the Atom C3758 requires a dedicated GPU. Primary use case: Core i5-4430 targets Desktop, Atom C3758 targets Server/Embedded. Direct competitor: Core i5-4430 rivals FX-6300.