Ryzen 5 8640U vs Core i5-12500H

The Ryzen 5 8640U packs 6 cores / 12 threads, while the Core i5-12500H offers 12 cores / 16 threads — the Core i5-12500H has 6 more cores. Boost clocks reach 4.9 GHz on the Ryzen 5 8640U versus 4.5 GHz on the Core i5-12500H — a 8.5% clock advantage for the Ryzen 5 8640U (base: 3.5 GHz vs 2.5 GHz). The Ryzen 5 8640U uses the Hawk Point-U (Zen 4) (2023−2025) architecture (4 nm), while the Core i5-12500H uses Alder Lake-H (2022) (Intel 7 nm). In PassMark, the Ryzen 5 8640U scores 20,274 against the Core i5-12500H's 20,462 — a 0.9% lead for the Core i5-12500H. Geekbench 6 single-core — the metric most relevant to gaming — records 2,519 vs 2,260, a 10.8% lead for the Ryzen 5 8640U that directly translates to higher frame rates. Multi-core Geekbench: 10,308 vs 9,900 (4% advantage for the Ryzen 5 8640U). L3 cache: 16 MB (total) on the Ryzen 5 8640U vs 18 MB (total) on the Core i5-12500H.

The Ryzen 5 8640U uses the FP8 socket (PCIe 4.0), while the Core i5-12500H uses FCBGA1744 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to LPDDR5x-7500 memory speed. The Ryzen 5 8640U supports up to 256 GB of RAM compared to 64 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: SoC (Ryzen 5 8640U) and Adler Lake-H PCH (Core i5-12500H).

Neither processor supports overclocking. Only the Ryzen 5 8640U supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 5 8640U) vs VT-x, VT-d (Core i5-12500H). Both include integrated graphics — Radeon 760M (Ryzen 5 8640U) and Intel Iris Xe Graphics 80EU (Core i5-12500H) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 5 8640U targets Productivity, Core i5-12500H targets Performance Laptop. Direct competitor: Ryzen 5 8640U rivals Core i5-1335U.