Processor Intel Core Ultra 5 245KF 3.0 GHz, 6 Cores, 24 MB Cache, FCLGA1851

The Intel Core Ultra 5 245KF is a desktop processor with a base clock of 3.0 GHz, 6 physical cores and a 24 MB Smart Cache. It is built for modern desktop PCs and supports dual-channel DDR5 memory with a maximum capacity of 192 GB. The chip uses the FCLGA1851 socket and provides integrated support for AI workloads through an Intel AI Boost NPU, compatible with common frameworks such as DirectML and OpenVINO. PCI Express 4.0 and 5.0 lanes are supported to enable high-speed connectivity for graphics cards and NVMe storage devices, delivering up to 22 TOPs of AI performance for client and edge scenarios.

Advantages

The processor combines a 3.0 GHz base frequency and multi-core architecture with a 24 MB Smart Cache to balance single-threaded responsiveness and multi-threaded throughput. Support for DDR5 memory and a high maximum memory capacity allow for improved data bandwidth in memory-intensive tasks. PCIe 4.0 and 5.0 support enables fast communication with GPUs and SSDs. The integrated Intel AI Boost NPU accelerates AI inference workloads for applications that use DirectML or OpenVINO, increasing performance in AI-augmented workflows.

Suitable for

• General-purpose desktop computing and multitasking
• Content creation workflows that benefit from multi-core performance
• AI inference at the client or edge using DirectML or OpenVINO
• Systems requiring PCIe 4.0/5.0 connectivity for GPUs or high-performance NVMe storage

Key specifications

• Base clock: 3.0 GHz
• Smart Cache: 24 MB
• Cores: 6 physical cores
• Supported memory: Dual-channel DDR5, up to 192 GB
• Processor socket: FCLGA1851
• AI accelerator: Intel AI Boost NPU, up to 22 TOPs
• PCI Express: PCIe 4.0 and 5.0 support
• On-board graphics: Not available

How to use

Install the processor into a compatible FCLGA1851 motherboard following the motherboard and processor manufacturer instructions. Pair the CPU with DDR5 memory modules in matched channels to achieve the stated dual-channel operation and take advantage of the supported maximum capacity. Ensure an appropriate cooling solution and power delivery on the motherboard to maintain stable operation under load. Configure BIOS/UEFI settings as needed to enable correct memory profiles and PCIe generation settings for connected devices. Install relevant drivers and platform software to utilize the Intel AI Boost NPU and to ensure full compatibility with DirectML or OpenVINO frameworks.

Recommendations

For reliable performance, use quality DDR5 modules in matched pairs and a motherboard that explicitly supports FCLGA1851 and the processor power requirements. Use up-to-date platform drivers and BIOS firmware to take advantage of AI acceleration and PCIe 5.0 features. Adequate cooling and stable power delivery are recommended for sustained multi-core workloads.