Core i3-5157U vs Celeron G5920

The Core i3-5157U packs 2 cores / 4 threads, matching the Celeron G5920's 2 cores. Boost clocks reach 2.5 GHz on the Core i3-5157U versus 3.5 GHz on the Celeron G5920 — a 33.3% clock advantage for the Celeron G5920 (base: 2.5 GHz vs 3.5 GHz). The Core i3-5157U uses the Broadwell-U (2015) architecture (14 nm), while the Celeron G5920 uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core i3-5157U scores 2,593 against the Celeron G5920's 2,577 — a 0.6% lead for the Core i3-5157U. Geekbench 6 single-core — the metric most relevant to gaming — records 793 vs 756, a 4.8% lead for the Core i3-5157U that directly translates to higher frame rates. L3 cache: 3 MB (total) on the Core i3-5157U vs 2 MB (total) on the Celeron G5920.

The Core i3-5157U uses the FCBGA1168 socket (PCIe 3.0), while the Celeron G5920 uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches LPDDR3-1866 on the Core i3-5157U versus DDR4-2666 on the Celeron G5920 — the Celeron G5920 supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G5920 supports up to 128 GB of RAM compared to 16 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core i3-5157U) vs 16 (Celeron G5920) — the Celeron G5920 offers 4 more lanes for additional GPUs or NVMe drives.

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i3-5157U) vs VT-x (Celeron G5920). Both include integrated graphics — Iris Graphics 6100 (Core i3-5157U) and UHD Graphics 610 (Celeron G5920) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-5157U targets Premium Laptop, Celeron G5920 targets Budget. Direct competitor: Core i3-5157U rivals A12-8800B; Celeron G5920 rivals Pentium Gold G6405.