Intel Core Ultra 5 250KF Plus Processor

High Performance Desktop Processor

The Intel Core Ultra 5 250KF Plus is a desktop processor with 18 cores, launched in March 2026. It belongs to the Ultra 5 lineup and is built on the Arrow Lake architecture using Socket 1851. It features 30 MB of L3 cache and operates at a base frequency of 4.2 GHz, with boost speeds up to 5.3 GHz depending on workload.

Advanced Manufacturing & Overclocking

Built on a 3 nm process by TSMC with 17.8 billion transistors, this processor delivers efficient performance and modern architecture benefits. The unlocked multiplier allows easy overclocking, enabling users to freely adjust frequencies for enhanced performance.

Power & Cooling Requirements

With a TDP of 125 W and maximum turbo power reaching 159 W, the processor requires efficient cooling for optimal performance. Its high power capability ensures strong performance in demanding workloads and multitasking scenarios.

Memory & Connectivity Support

The processor supports DDR5 memory with a dual-channel interface and speeds up to 7200 MT/s, with higher speeds achievable through overclocking. It also supports ECC memory for improved data integrity. Connectivity includes PCI-Express Gen 5 with 20 lanes and additional Gen 4 lanes for expanded hardware compatibility.

No Integrated Graphics

This processor does not include integrated graphics, meaning a dedicated graphics card is required for display output and graphical workloads.

Virtualization & Instruction Support

Hardware virtualization and IOMMU support allow virtual machines to efficiently utilize system resources and directly access hardware. The processor supports advanced instruction sets including AVX and AVX2, improving performance in compute-intensive applications.

Core Architecture & Configuration

The CPU features a hybrid core design with 6 Performance-cores (P-cores) and 12 Efficient-cores (E-cores), totaling 18 cores and 18 threads. It utilizes "Lion Cove" P-cores and "Skymont" E-cores to balance performance and efficiency.

Cache & Data Handling

The processor includes a shared 30 MB L3 cache, along with optimized L1 and L2 cache structures per core, ensuring fast data access and improved system responsiveness.

Platform & Compatibility

Compatible with Intel Socket 1851 motherboards, it supports chipsets such as Z890, B860, W880, Q870, and H810. It is designed for modern desktop platforms requiring high performance and next-generation connectivity.

AI & Performance Acceleration

Equipped with AI Boost NPU 3 delivering up to 13 TOPS, and combined CPU performance reaching up to 22 TOPS (Int8), this processor enhances AI workloads and modern computing tasks.