Product details
The Intel® Core™ Ultra 5 Processor 245K is a high-performance desktop processor from the “Arrow Lake-S” series (Series 2). Released in late 2024, it marks a major shift for Intel by moving to the LGA1851 socket, removing Hyper-Threading, and integrating a dedicated AI NPU.
As a “K” series chip, it features an unlocked multiplier for overclocking and includes integrated graphics.
Core & Clock Speed Specs
| Feature | Specification |
| Total Cores | 14 (6 Performance-cores + 8 Efficient-cores) |
| Total Threads | 14 (Hyper-Threading is not supported) |
| Max Turbo Frequency | 5.20 GHz |
| P-core Max Turbo | 5.20 GHz |
| E-core Max Turbo | 4.60 GHz |
| P-core Base Frequency | 4.20 GHz |
| E-core Base Frequency | 3.60 GHz |
| Intel® Smart Cache (L3) | 24 MB |
| Total L2 Cache | 26 MB |
Graphics & AI Performance
Integrated Graphics: Intel® Graphics (4 Xe-cores)
Graphics Max Dynamic Frequency: 1.90 GHz
NPU Name: Intel® AI Boost
NPU Peak Performance: 13 TOPS (Total system TOPS up to 30+)
Power & Thermal
Processor Base Power (TDP): 125 W
Maximum Turbo Power (MTP): 159 W
Max Operating Temp (Tjunction): 105°C
Included Cooler: None (High-performance air or liquid cooling recommended)
Memory & Connectivity
Max Memory Size: 192 GB
Memory Support: DDR5-6400 MT/s (DDR4 is not supported)
PCI Express Revision: 5.0 and 4.0
Max PCI Express Lanes: 24 total
Socket: FCLGA1851 (Requires Intel 800-series chipsets, such as Z890)
