Core 2 Duo P9500 vs Core i5-13400F

The Core 2 Duo P9500 packs 2 cores / 2 threads, while the Core i5-13400F offers 10 cores / 16 threads — the Core i5-13400F has 8 more cores. Boost clocks reach 2.53 GHz on the Core 2 Duo P9500 versus 4.6 GHz on the Core i5-13400F — a 58.1% clock advantage for the Core i5-13400F (base: 2.53 GHz vs 2.5 GHz). The Core 2 Duo P9500 uses the Penryn (2008−2011) architecture (45 nm), while the Core i5-13400F uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Core 2 Duo P9500 scores 2,901 against the Core i5-13400F's 25,029 — a 158.5% lead for the Core i5-13400F. Geekbench 6 single-core — the metric most relevant to gaming — records 340 vs 2,407, a 150.5% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 650 vs 11,408 (178.4% advantage for the Core i5-13400F). L3 cache: 6 MB L2 Cache on the Core 2 Duo P9500 vs 20 MB (total) on the Core i5-13400F.

The Core 2 Duo P9500 uses the PGA478 socket (PCIe 1.1), while the Core i5-13400F uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1066 on the Core 2 Duo P9500 versus DDR5-4800, DDR4-3200 on the Core i5-13400F — the Core i5-13400F supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-13400F supports up to 192 GB of RAM compared to 8 GB — 184% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: PM45,GM45 (Core 2 Duo P9500) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F).

Neither processor supports overclocking. Virtualization support: VT-x (Core 2 Duo P9500) vs VT-x, VT-d (Core i5-13400F). Primary use case: Core 2 Duo P9500 targets Budget, Core i5-13400F targets Gaming. Direct competitor: Core 2 Duo P9500 rivals Athlon II X2 245e; Core i5-13400F rivals Ryzen 5 7600.