Intel Core i7-9700K Desktop Processor 8 Cores up vs Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores
Updated August 2026 — Intel Core i7-9700K Desktop Processor 8 Cores up wins on graphics, Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores wins on core count and power design.
The Intel Core Ultra 5 Processor 250KF Plus offers superior performance and features for a lower price compared to the Intel Core i7-9700K.
Why Intel Core i7-9700K Desktop Processor 8 Cores up is better
Price
i7-9700K is more expensive at $276.77
Simplicity
i7-9700K is easier to set up with existing 300 series motherboards
Availability
i7-9700K may be more readily available in some markets
Why Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores is better
Core Count
Ultra 5 has 18 cores compared to i7's 8 cores
Clock Speed
Ultra 5 reaches up to 5.5 GHz vs i7's 4.9 GHz
Future-Proofing
Ultra 5 supports PCIe 5.0 and DDR5 memory
Overall score
Specifications
| Spec | Intel Core i7-9700K Desktop Processor 8 Cores up | Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores |
|---|---|---|
| Cores | 8 | 18 |
| Threads | 8 | 24 |
| Max Turbo | 4.9 GHz | 5.5 GHz |
| Base Power | 95W | 125W |
| Cache | 12 MB | N/A |
Dimension comparison
Overview
The Intel Core i7-9700K and the Intel Core Ultra 5 Processor 250KF Plus are two powerful CPUs targeting gamers and productivity enthusiasts. The i7-9700K is priced at $276.77, while the Ultra 5 250KF Plus is available for $240.58, making it about 17% cheaper than its competitor. Each processor offers distinct features and capabilities that cater to different user needs.
Performance
In terms of performance, the Intel Core Ultra 5 Processor 250KF Plus takes the lead with its 18 cores, comprising 6 performance cores and 12 efficient cores. This configuration allows it to handle more demanding tasks simultaneously, making it ideal for gaming and content creation. In contrast, the Intel Core i7-9700K has 8 cores and 8 threads, which, while sufficient for many applications, is less capable of multitasking under heavy loads.
Clock Speed
The Intel Core Ultra 5 Processor 250KF Plus boasts a maximum turbo frequency of up to 5.5 GHz, providing top-tier responsiveness for applications and games. Meanwhile, the i7-9700K reaches up to 4.9 GHz. This difference in clock speed can translate to a noticeable increase in performance during intensive tasks, giving the Ultra 5 an edge in fast-paced gaming scenarios.
Compatibility
When it comes to compatibility, the Intel Core i7-9700K is limited to motherboards based on the Intel 300 Series chipsets. This means that users must ensure their motherboard is compatible before upgrading. The Ultra 5, however, is designed for the next-generation Intel 800 Series chipsets, enabling features such as PCIe 5.0 support and high-speed DDR5 memory. This makes the Ultra 5 not only more versatile but also future-proof for upcoming technologies.
Cooling Solutions
The cooling requirements differ between the two processors, which can affect overall system performance and longevity. The Intel Core i7-9700K does not include a cooling device in the box, meaning users must invest in an aftermarket cooling solution for optimal performance. The Ultra 5, on the other hand, is engineered with a robust power and thermal design, allowing it to sustain high-intensity workloads without overheating. This aspect may save users additional costs and installation efforts in the long run.
Power Consumption
Power consumption is another important consideration. The Intel Core i7-9700K has a thermal design power (TDP) rating of 95 watts, while the Ultra 5 has a base power of 125 watts and can reach a maximum turbo power of 250 watts. This higher power consumption may imply a need for better cooling solutions and a more robust power supply for the Ultra 5, but it also indicates its potential for higher performance under load.
Target Audience
The target audience for each processor differs significantly. The Intel Core i7-9700K is ideal for gamers and creators who require solid performance but may not need the extreme capabilities of a higher-core CPU. Its price point reflects this balance. Conversely, the Intel Core Ultra 5 Processor 250KF Plus is designed for enthusiasts and power users who demand top performance for gaming and heavy content production. Its advanced features and higher core count cater to those looking for cutting-edge technology.
Price Comparison
At a price of $276.77, the Intel Core i7-9700K is positioned at a premium compared to the Intel Core Ultra 5 Processor 250KF Plus, which costs $240.58. This price difference of about $36.19 highlights a significant value proposition for users considering the Ultra 5, especially given its superior core count and advanced features. For budget-conscious buyers, the lower price of the Ultra 5, combined with its performance capabilities, makes it an attractive option.
Which should you buy?
Ultimately, the choice between the Intel Core i7-9700K and the Intel Core Ultra 5 Processor 250KF Plus depends on your specific needs and budget. If you prioritize core count and future-proofing with the latest technology, the Ultra 5 is a compelling choice at $240.58. However, if you are satisfied with strong performance for gaming and productivity without needing the latest features, the i7-9700K at $276.77 remains a solid option. Consider your individual requirements and budget before making a decision.