Intel Core Ultra 7 265KF LGA1851

Intel Core Ultra 7 265KF 20-Core Desktop Processor

The Intel Core Ultra 7 265KF is a top-tier desktop processor from Intel's 2nd Series Ultra processors, based on the Arrow Lake architecture. Built for enthusiasts and power users, it combines 8 Performance cores and 12 Efficient cores to deliver unmatched multi-threaded performance and AI-accelerated workloads. With high clock speeds and advanced neural processing capabilities, it’s designed for demanding desktop computing, content creation, and AI-driven applications.

Key Specifications

• Cores / Threads: 20 cores (8P + 12E) / 20 threads
• Base / Max Turbo Frequency: 3.9 GHz P-core / 5.4 GHz P-core, 3.3 GHz E-core / 4.6 GHz E-core; Max Turbo 5.5 GHz
• Cache: 30 MB Intel® Smart Cache, 36 MB L2 Cache
• Processor Base / Maximum Turbo Power: 125 W / 250 W
• Socket: FCLGA1851
• Max Memory: 256 GB DDR5 6400 MT/s, 2 channels
• Integrated Graphics: None (Discrete GPU required)
• NPU / AI Acceleration: Intel® AI Boost, 13 TOPS (Int8), supports OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN
• PCIe Support: PCIe 5.0 / 4.0, up to 24 lanes (1x16+2x4, 2x8+2x4, 1x8+4x4)
• DMI Revision: 4.0, 8 lanes
• Thermal Solution Specification: PCG 2020A, Max Operating Temp 105°C
• Advanced Technologies: Turbo Boost Max 3.0, Turbo Boost 2.0, Speed Shift, Thread Director, Deep Learning Boost, Gaussian & Neural Accelerator 3.5
• Security & Virtualization: AES-NI, Secure Key, OS Guard, Execute Disable Bit, Boot Guard, MBEC, VT-x / VT-d, Extended Page Tables (EPT)

Performance Overview

The Intel Core Ultra 7 265KF excels in workloads requiring both high single-core performance and extensive multi-threaded processing. Its 8 high-performance cores reach up to 5.4 GHz for peak responsiveness, while the 12 Efficient cores maintain power-optimized background processing. The built-in AI acceleration (Intel® AI Boost) allows fast inference for AI-driven applications, making it ideal for content creators, developers, and enthusiasts running demanding simulations or rendering tasks.

With support for up to 256 GB of DDR5 memory, Thunderbolt 4, and 24 PCIe lanes, the 265KF provides a highly versatile and future-proof platform for desktop computing. Its robust thermal and power management technologies ensure stable operation under heavy workloads, while advanced security and virtualization features make it a compelling choice for professional and high-performance computing environments.