Core i5-12450HX vs EPYC 4124P

The Core i5-12450HX packs 8 cores / 12 threads, while the EPYC 4124P offers 4 cores / 8 threads — the Core i5-12450HX has 4 more cores. Boost clocks reach 4.4 GHz on the Core i5-12450HX versus 5.1 GHz on the EPYC 4124P — a 14.7% clock advantage for the EPYC 4124P (base: 2.4 GHz vs 3.8 GHz). The Core i5-12450HX uses the Alder Lake-HX (2022) architecture (Intel 7 nm), while the EPYC 4124P uses Raphael (2023−2025) (5 nm). In PassMark, the Core i5-12450HX scores 18,064 against the EPYC 4124P's 18,139 — a 0.4% lead for the EPYC 4124P. Geekbench 6 single-core — the metric most relevant to gaming — records 2,150 vs 1,962, a 9.1% lead for the Core i5-12450HX that directly translates to higher frame rates. L3 cache: 12 MB (total) on the Core i5-12450HX vs 32 MB (total) on the EPYC 4124P.

The Core i5-12450HX uses the FCBGA1964 socket (PCIe 3.0), while the EPYC 4124P uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. The EPYC 4124P 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. PCIe lanes: 48 (Core i5-12450HX) vs 28 (EPYC 4124P) — the Core i5-12450HX offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM670,WM690 (Core i5-12450HX) and B650,X670,X870 (EPYC 4124P).

Only the Core i5-12450HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the EPYC 4124P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Core i5-12450HX) vs AMD-V, AMD-Vi (EPYC 4124P). Both include integrated graphics — UHD Graphics for 12th Gen (Core i5-12450HX) and Radeon Graphics (EPYC 4124P) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-12450HX targets Workstation/Enthusiast Laptop, EPYC 4124P targets Entry Server. Direct competitor: Core i5-12450HX rivals Ryzen 5 7645HX; EPYC 4124P rivals Core i5-10500T.