Core i5-3340M vs Celeron G5900

The Core i5-3340M packs 2 cores / 4 threads, matching the Celeron G5900's 2 cores. Boost clocks reach 3.4 GHz on the Core i5-3340M versus 3.4 GHz on the Celeron G5900 — identical boost frequencies (base: 2.7 GHz vs 3.4 GHz). The Core i5-3340M uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Celeron G5900 uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core i5-3340M scores 2,692 against the Celeron G5900's 2,682 — a 0.4% lead for the Core i5-3340M. L3 cache: 3 MB (total) on the Core i5-3340M vs 2 MB (total) on the Celeron G5900.

The Core i5-3340M uses the PGA988 socket (PCIe 3.0), while the Celeron G5900 uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3/L/-RS 1333/1600 on the Core i5-3340M versus DDR4-2666 on the Celeron G5900 — the Celeron G5900 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G5900 supports up to 128 GB of RAM compared to 32 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM77,QM77,QS77 (Core i5-3340M) and H410,B460,H470,Z490,H510,B560,H570,Z590 (Celeron G5900).

Neither processor supports overclocking. Virtualization support: VT-x / VT-d / EPT (Core i5-3340M) vs VT-x (Celeron G5900). Both include integrated graphics — Intel HD Graphics 4000 (Core i5-3340M) and UHD Graphics 610 (Celeron G5900) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-3340M targets Professional Laptop, Celeron G5900 targets Budget. Direct competitor: Core i5-3340M rivals AMD A10-4600M; Celeron G5900 rivals Pentium Gold G6400.