Core i5-3340M vs Celeron J4115

The Core i5-3340M packs 2 cores / 4 threads, while the Celeron J4115 offers 4 cores / 4 threads — the Celeron J4115 has 2 more cores. Boost clocks reach 3.4 GHz on the Core i5-3340M versus 2.5 GHz on the Celeron J4115 — a 30.5% clock advantage for the Core i5-3340M (base: 2.7 GHz vs 1.8 GHz). The Core i5-3340M uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Celeron J4115 uses Gemini Lake (2019) (14 nm). In PassMark, the Core i5-3340M scores 2,692 against the Celeron J4115's 2,688 — a 0.1% lead for the Core i5-3340M. L3 cache: 3 MB (total) on the Core i5-3340M vs 4 MB on the Celeron J4115.

The Core i5-3340M uses the PGA988 socket (PCIe 3.0), while the Celeron J4115 uses FCBGA1090 (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 2400 on the Celeron J4115 — the Celeron J4115 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-3340M supports up to 32 GB of RAM compared to 8 — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-3340M) vs 6 (Celeron J4115) — the Core i5-3340M offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM77,QM77,QS77 (Core i5-3340M) and BGA1090 (Celeron J4115).

Neither processor supports overclocking. Virtualization support: VT-x / VT-d / EPT (Core i5-3340M) vs true (Celeron J4115). Both include integrated graphics — Intel HD Graphics 4000 (Core i5-3340M) and Intel UHD Graphics 600 (Celeron J4115) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-3340M targets Professional Laptop. Direct competitor: Core i5-3340M rivals AMD A10-4600M; Celeron J4115 rivals Ryzen Embedded R1305G.