Intel® Core™ i9-14900K Desktop Processor 24 cores vs Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores
Updated August 2026 — Intel® Core™ i9-14900K Desktop Processor 24 cores wins on performance and gaming, Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores wins on price and compatibility.
The Intel® Core™ i9-14900K offers superior performance for demanding tasks, while the Intel® Core™ Ultra 5 Processor 250KF Plus provides great value for casual users. Choose based on your performance needs and budget.
Why Intel® Core™ i9-14900K Desktop Processor 24 cores is better
Performance
Higher clock speed and core count
Overclocking
Advanced overclocking features
Gaming
Better gaming performance
Why Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores is better
Price
More affordable option
Efficiency
Lower power consumption
Future-proofing
Supports newer chipsets
Overall score
Specifications
| Spec | Intel® Core™ i9-14900K Desktop Processor 24 cores | Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores |
|---|---|---|
| Cores | 24 (8P + 16E) | 18 (6P + 12E) |
| Max Speed | 6.0 GHz | 5.3 GHz |
| Base Power | 125W | 125W |
| Turbo Power | N/A | 250W |
| Chipset | 600/700 | 800 |
Dimension comparison
Overview of the Intel® Core™ i9-14900K and Intel® Core™ Ultra 5 Processor 250KF Plus
The Intel® Core™ i9-14900K is a high-performance desktop processor featuring 24 cores, while the Intel® Core™ Ultra 5 Processor 250KF Plus offers 18 cores. The i9-14900K is priced at $468.99, making it significantly more expensive than the 250KF Plus, which costs $240.58. This article will delve into various aspects of both processors to help you make an informed decision.
Performance Capabilities
The Intel® Core™ i9-14900K is equipped with 24 cores, comprising 8 performance (P) cores and 16 efficiency (E) cores, capable of reaching speeds up to 6.0 GHz. On the other hand, the Intel® Core™ Ultra 5 Processor 250KF Plus features 18 cores, consisting of 6 P cores and 12 E cores, with a maximum speed of 5.3 GHz. The i9-14900K’s higher core count and clock speed suggest it is better suited for demanding tasks, such as gaming and content creation. In contrast, the Ultra 5 is tailored for gaming and productivity but may not match the i9-14900K's overall performance in heavier workloads.
Overclocking Potential
Both processors are designed with overclocking in mind, but the Intel® Core™ i9-14900K stands out with its advanced features like Intel Thermal Velocity Boost and Turbo Boost Max Technology 3.0. This allows for significant performance increases under optimal conditions. The Ultra 5 also supports overclocking when paired with Intel Z-series chipsets, but its maximum turbo frequency of 5.5 GHz does not reach the heights of the i9-14900K. For enthusiasts looking to push their CPUs to the limit, the i9-14900K appears to offer superior capabilities.
Compatibility and Future-Proofing
In terms of motherboard compatibility, the Intel® Core™ i9-14900K works with Intel chipsets from the 600 and 700 series, while the Ultra 5 is compatible with the newer 800 series chipsets, which provide enhanced support for PCIe 5.0 and higher-speed DDR5 memory (up to 7200 MT/s). If future-proofing is a priority, the Ultra 5 may have an edge due to its support for cutting-edge technology, though the i9-14900K is no slouch with PCIe 4.0 and DDR5 support.
Power Consumption and Thermal Design
Both processors have a base power consumption of 125W, indicating they are designed to perform under heavy loads without excessive power draw. However, the Intel® Core™ Ultra 5 Processor 250KF Plus has a maximum turbo power of 250W, which may lead to greater thermal output under peak loads compared to the i9-14900K. While both are engineered for high performance, the Ultra 5's thermal design may require more robust cooling solutions, especially for overclockers.
Target Audience
The Intel® Core™ i9-14900K is designed for users who demand the highest level of performance, such as gamers, content creators, and professionals engaging in intensive workloads. Its higher price point reflects its capabilities. Conversely, the Intel® Core™ Ultra 5 Processor 250KF Plus is targeted at gamers and casual users who want solid performance at a more accessible price. With a price difference of about 48.5%, the Ultra 5 provides a compelling value for those not requiring the extreme performance of the i9-14900K.
Gaming Performance
In gaming scenarios, the Intel® Core™ i9-14900K's higher clock speeds and core count can lead to superior frame rates and smoother gameplay, particularly in titles that utilize multiple cores effectively. The Ultra 5 is still a strong contender, capable of delivering excellent gaming experiences, but it may lag behind the i9-14900K in high-demand situations. For gamers prioritizing performance over budget, the i9-14900K may be the preferable choice.
Price Consideration
The price of the Intel® Core™ i9-14900K is $468.99, whereas the Intel® Core™ Ultra 5 Processor 250KF Plus is available for $240.58. This represents a substantial difference of about $228.41, which is significant for many consumers. If budget constraints are a primary concern, the Ultra 5 offers a more economical option without sacrificing too much performance for everyday tasks and gaming.
Which should you buy?
Choosing between the Intel® Core™ i9-14900K and the Intel® Core™ Ultra 5 Processor 250KF Plus ultimately depends on your specific needs and budget. If you require maximum performance for intensive tasks and are willing to invest more, the i9-14900K is the clear winner. However, if you're looking for a solid processor that excels in gaming and general productivity without breaking the bank, the Ultra 5 is an excellent choice at about 48.5% less than its competitor.

