Intel Core Ultra 5 250K Plus Processor
Overview
The Intel Core Ultra 5 250K Plus is a high-performance desktop processor built on Intel's Arrow Lake architecture (TSMC N3B lithography), designed for the LGA1851 socket platform. With 18 cores (6 Performance-cores + 12 Efficient-cores), a 5.3GHz maximum turbo frequency, and integrated Intel Graphics with AI acceleration via Intel AI Boost NPU, this CPU delivers exceptional multi-threaded performance for gaming, content creation, and productivity workloads.
Key Technology Features
Hybrid Core Architecture – 18 Cores / 18 Threads
6 Performance-cores (P-cores) up to 5.3GHz and 12 Efficient-cores (E-cores) up to 4.6GHz work in tandem to handle demanding workloads and background tasks simultaneously. 0 Low Power Efficient-cores.
30MB Intel Smart Cache
30MB total L2 cache ensures fast data access for both gaming and professional applications, reducing latency and improving responsiveness.
DDR5 Memory Support
Dual-channel DDR5-SDRAM support with ECC compatibility and up to 256GB maximum memory capacity for future-proof builds.
PCIe 5.0 & PCIe 4.0 Connectivity
24 PCIe lanes total supporting PCIe 5.0 and PCIe 4.0 for the fastest NVMe SSDs and graphics cards available.
Intel Graphics
Integrated Intel Graphics with 4 Xe-cores, 300MHz base / 1900MHz dynamic frequency, supporting up to 4 displays at 7680×4320 resolution. DirectX 12.0, OpenGL 4.5, AV1 hardware encode/decode.
AI Acceleration – Intel AI Boost NPU
30 TOPs total AI performance (13 TOPs NPU + 8 TOPs GPU). Supports OpenVINO, WindowsML, DirectML, ONNX RT, and WebNN AI frameworks. Intel Deep Learning Boost (Intel DL Boost) on CPU.
Power & Thermal
125W Processor Base Power with 159W Maximum Turbo Power. Compatible with PCG 2020A thermal solutions. Max operating temperature 105°C. No cooler included — a compatible LGA1851 cooler is required.
Platform Features
AVX 2.0, SSE4.1/SSE4.2, Execute Disable Bit, Idle States, Thermal Monitoring, 1S Scalability. Desktop segment. Embedded options: No. Launched Q1 2026.
What's Included
Processor only. No cooler included. Requires a compatible LGA1851 cooler and Z890/B860/H870 platform motherboard.
Technical Specifications
Processor
| Processor Name | Intel Core Ultra 5 250K Plus |
| Codename | Arrow Lake |
| Lithography | TSMC N3B |
| Socket | LGA1851 |
| Segment | Desktop |
| Launch Date | Q1 2026 |
| 64-bit | Yes |
Cores & Threads
| Total Cores | 18 |
| Performance-cores (P-cores) | 6 |
| Efficient-cores (E-cores) | 12 |
| Low Power E-cores | 0 |
| Total Threads | 18 |
Frequency
| Max Turbo Frequency | 5.3 GHz |
| P-core Max Turbo Frequency | 5.3 GHz |
| E-core Max Turbo Frequency | 4.6 GHz |
| P-core Base Frequency | 4.2 GHz |
| E-core Base Frequency | 3.3 GHz |
Cache
| Intel Smart Cache | 30 MB |
| Total L2 Cache | 30 MB |
Memory
| Supported Memory Type | DDR5-SDRAM |
| Memory Channels | Dual-channel |
| Max Memory Capacity | 256 GB |
| ECC Support | Yes |
Connectivity
| PCIe Lanes | 24 |
| PCIe Versions | PCIe 5.0, PCIe 4.0 |
Integrated Graphics
| Graphics | Intel Graphics |
| Xe-cores | 4 |
| Graphics Base Frequency | 300 MHz |
| Graphics Dynamic Frequency | 1900 MHz |
| Max Resolution | 7680 × 4320 (8K) |
| Max Displays Supported | 4 |
| DirectX Version | 12.0 |
| OpenGL Version | 4.5 |
| AV1 Hardware Encode/Decode | Yes |
AI & NPU
| Total AI Performance | 30 TOPs |
| NPU Performance | 13 TOPs |
| GPU AI Performance | 8 TOPs |
| Intel DL Boost | Yes |
| Supported AI Frameworks | OpenVINO, WindowsML, DirectML, ONNX RT, WebNN |
Power
| Processor Base Power (TDP) | 125W |
| Maximum Turbo Power | 159W |
| Thermal Solution | PCG 2020A (not included) |
| Max Operating Temperature | 105°C |
Processor Special Features
| AVX 2.0 | Yes |
| SSE4.1 / SSE4.2 | Yes |
| Execute Disable Bit | Yes |
| Idle States | Yes |
| Thermal Monitoring | Yes |
| Scalability | 1S (single socket) |
| Embedded Options | No |
Packaging
| SKU | BX80768250K |
| EAN / Barcode | 5032037284738 |
| What's Included | Processor only. No cooler included. |