Core i5-14500HX vs Core i9-12900E

The Core i5-14500HX packs 14 cores / 20 threads, while the Core i9-12900E offers 16 cores / 24 threads — the Core i9-12900E has 2 more cores. Boost clocks reach 4.9 GHz on the Core i5-14500HX versus 5 GHz on the Core i9-12900E — a 2% clock advantage for the Core i9-12900E (base: 2.6 GHz vs 2.3 GHz). The Core i5-14500HX uses the Raptor Lake-HX Refresh (2024) architecture (Intel 7 nm), while the Core i9-12900E uses Alder Lake-S (2022) (10 nm). In PassMark, the Core i5-14500HX scores 28,383 against the Core i9-12900E's 28,170 — a 0.8% lead for the Core i5-14500HX. Multi-core Geekbench: 13,150 vs 13,107 (0.3% advantage for the Core i5-14500HX). L3 cache: 24 MB (total) on the Core i5-14500HX vs 30 MB (total) on the Core i9-12900E.

The Core i5-14500HX uses the FCBGA1964 socket (PCIe 5.0), while the Core i9-12900E uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5600 memory speed. The Core i5-14500HX supports up to 192 GB of RAM compared to 128 GB — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: HM770 (Core i5-14500HX) and LGA1700 (Core i9-12900E).

Only the Core i5-14500HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Core i9-12900E supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics — Intel UHD Graphics (Core i5-14500HX) and UHD Graphics 770 (Core i9-12900E) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-14500HX targets Gaming Laptop.