Core i9-13905H vs Core Ultra 5 235H

The Core i9-13905H packs 14 cores / 20 threads, matching the Core Ultra 5 235H's 14 cores. Boost clocks reach 5.4 GHz on the Core i9-13905H versus 5 GHz on the Core Ultra 5 235H — a 7.7% clock advantage for the Core i9-13905H (base: 2.6 GHz vs 4.4 GHz). The Core i9-13905H uses the Raptor Lake-H (2023−2024) architecture (Intel 7 nm), while the Core Ultra 5 235H uses Arrow Lake-H (2025) (5 nm). In PassMark, the Core i9-13905H scores 29,807 against the Core Ultra 5 235H's 29,820 — a 0% lead for the Core Ultra 5 235H. Cinebench R23 multi-core: 19,384 vs 17,607 (9.6% advantage for the Core i9-13905H). Geekbench 6 single-core — the metric most relevant to gaming — records 2,300 vs 2,693, a 15.7% lead for the Core Ultra 5 235H that directly translates to higher frame rates. Multi-core Geekbench: 14,000 vs 14,040 (0.3% advantage for the Core Ultra 5 235H). L3 cache: 24 MB (total) on the Core i9-13905H vs 18 MB on the Core Ultra 5 235H.

The Core i9-13905H uses the FCBGA1792 socket (PCIe 4.0), while the Core Ultra 5 235H uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5200 memory speed. The Core Ultra 5 235H supports up to 192 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Core i9-13905H) vs 28 (Core Ultra 5 235H) — the Core Ultra 5 235H offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WM790,HM770 (Core i9-13905H) and WM880,HM870 (Core Ultra 5 235H).

Only the Core Ultra 5 235H has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i9-13905H) vs VT-x, VT-d, EPT (Core Ultra 5 235H). Both include integrated graphics — Iris Xe 96EU (Core i9-13905H) and Intel Arc 140T Graphics (Core Ultra 5 235H) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i9-13905H targets Workstation, Core Ultra 5 235H targets Thin-and-light Performance Laptop. Direct competitor: Core i9-13905H rivals Ryzen 9 7940HS; Core Ultra 5 235H rivals Ryzen 7 9800H.