Core i5-430M vs Celeron J3355

The Core i5-430M packs 2 cores / 4 threads, matching the Celeron J3355's 2 cores. Boost clocks reach 2.53 GHz on the Core i5-430M versus 2.5 GHz on the Celeron J3355 — a 1.2% clock advantage for the Core i5-430M (base: 2.26 GHz vs 2 GHz). The Core i5-430M uses the Arrandale (2010−2011) architecture (32 nm), while the Celeron J3355 uses Apollo Lake (2014−2016) (14 nm). In PassMark, the Core i5-430M scores 1,210 against the Celeron J3355's 1,203 — a 0.6% lead for the Core i5-430M. Geekbench 6 single-core — the metric most relevant to gaming — records 350 vs 450, a 25% lead for the Celeron J3355 that directly translates to higher frame rates. Multi-core Geekbench: 750 vs 850 (12.5% advantage for the Celeron J3355). L3 cache: 3 MB (total) on the Core i5-430M vs 0 kB on the Celeron J3355.

The Core i5-430M uses the PGA988 socket (PCIe 2.0), while the Celeron J3355 uses FCBGA1296 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1066 on the Core i5-430M versus DDR4-2400 on the Celeron J3355 — the Celeron J3355 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 8 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-430M) vs 6 (Celeron J3355) — the Core i5-430M offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM55 (Core i5-430M) and N/A (SoC) (Celeron J3355).

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-430M) vs VT-x (Celeron J3355). Both include integrated graphics — Intel HD Graphics (Core i5-430M) and HD Graphics 500 (Celeron J3355) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-430M targets Performance Laptop, Celeron J3355 targets Low Power. Direct competitor: Core i5-430M rivals AMD Turion II M620; Celeron J3355 rivals Pentium J4205.