Core i9-12900H

The Core i9-12900H is a 14-core / 20-thread processor based on the Alder Lake-H (2022) architecture, manufactured on a Intel 7 nm process node. It reaches a maximum boost clock of 5 GHz from a base frequency of 2.5 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 24 MB (total) of L3 cache, plus 1.25 MB (per core) of L2 cache and 80K (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 27,079, placing it in the High-End performance tier as a Aging generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 2,400, while multi-core reaches 12,900. Cinebench R23 multi-core (measuring sustained rendering workload performance) scores 16,500.

The Core i9-12900H fits into the FCBGA1744 socket and supports PCIe 5.0 with 20 total PCIe lanes for expansion cards and storage. It supports DDR4, DDR5 memory at speeds up to DDR5-4800 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 64 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: Iris Xe Graphics 96EU — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

The Core i9-12900H is primarily designed for Mobile. It features an unlocked multiplier, allowing enthusiasts to overclock beyond stock frequencies for additional performance. Virtualization: Yes — enables running virtual machines efficiently (important for development and server workloads).

The Core i9-12900H has a rated TDP (Thermal Design Power) of 45 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: true.

Performance ranking position: #515 out of all indexed processors.