Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores vs Intel CORE I5-14400F Processor
Updated August 2026 — The Intel® Core™ Ultra 5 Processor 250KF Plus outperforms the Intel CORE I5-14400F in most aspects while being more budget-friendly.
The Intel® Core™ Ultra 5 Processor 250KF Plus outperforms the Intel CORE I5-14400F in most aspects while being more budget-friendly.
Why Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores is better
core count
Ultra 5 has 18 cores vs I5's 10 cores
clock speed
Ultra 5 reaches 5.5 GHz vs I5's 4.7 GHz
price
Ultra 5 costs C$301.61 vs I5's C$413.75
Why Intel CORE I5-14400F Processor is better
efficiency
I5 is likely more power-efficient for everyday tasks
compatibility
I5 supports Intel 700 and 600 Series chipsets
value
I5 may appeal to average users for casual gaming
Overall score
Specifications
| Spec | Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores | Intel CORE I5-14400F Processor |
|---|---|---|
| Cores | 18 | 10 |
| Threads | 18 | 16 |
| Max Turbo | 5.5 GHz | 4.7 GHz |
| Base Power | 125W | unknown |
| Socket Type | LGA1851 | LGA1700 |
Dimension comparison
Overview of the Intel® Core™ Ultra 5 Processor 250KF Plus and Intel CORE I5-14400F Processor
When it comes to performance and price, the Intel® Core™ Ultra 5 Processor 250KF Plus and the Intel CORE I5-14400F Processor present two compelling options. The Ultra 5 is priced at C$301.61, while the I5-14400F comes in at C$413.75. This price difference of C$112.14 makes the Ultra 5 a more budget-friendly choice, especially for those who seek high performance without breaking the bank.
Core Count and Architecture
The Intel® Core™ Ultra 5 Processor 250KF Plus boasts an impressive 18 cores, comprising 8 performance cores (P-cores) and 10 efficiency cores (E-cores). This configuration is designed to handle demanding gaming and content creation tasks with ease. In contrast, the Intel CORE I5-14400F features 10 cores and 16 threads, which still offers solid performance for everyday tasks and gaming. However, the Ultra 5's core count may provide a significant advantage in multitasking and high-performance applications.
Clock Speed and Performance
In terms of clock speed, the Intel® Core™ Ultra 5 Processor 250KF Plus reaches a maximum turbo frequency of 5.5 GHz. This ultra-fast boost clock makes it ideal for users who need top-tier responsiveness. Conversely, the Intel CORE I5-14400F has a turbo frequency of up to 4.7 GHz. While this is respectable for most gaming and productivity tasks, it does fall short of the Ultra 5's capabilities, particularly in scenarios that demand peak performance.
Platform Compatibility
Both processors support modern platform features, but they cater to different motherboard chipsets. The Intel® Core™ Ultra 5 Processor 250KF Plus is compatible with Intel's 800 Series Chipset-based motherboards and utilizes the LGA1851 socket, enabling advanced features such as PCIe 5.0 and high-speed DDR5 memory support, up to 7200 MT/s. The Intel CORE I5-14400F, on the other hand, is designed for Intel's 700 Series chipsets and is backward compatible with 600 Series chipsets. This flexibility allows users to upgrade without needing a complete system overhaul, though it lacks the cutting-edge capabilities of the Ultra 5.
Power and Thermal Design
Power consumption is another critical factor when comparing these two processors. The Intel® Core™ Ultra 5 Processor 250KF Plus has a base power of 125W, with a maximum turbo power of 250W. This robust power requirement indicates that it is built for high-intensity tasks, making it suitable for enthusiasts and overclockers. In contrast, the Intel CORE I5-14400F operates at a base clock of 3.5 GHz with a turbo boost of 4.7 GHz, but specific power consumption details are not provided. However, given its lower core count and clock speed, it likely operates at a lower overall power level, making it a more efficient option for everyday use.
Target Audience
The Intel® Core™ Ultra 5 Processor 250KF Plus is clearly targeted at gamers and content creators who demand high performance and are willing to invest in a premium processor. Its enhanced core configuration and clock speed make it ideal for high-demand applications. The Intel CORE I5-14400F, priced higher at C$413.75, caters to users looking for a balance of performance and efficiency, suitable for casual gaming and general productivity tasks. Thus, it may appeal more to average users rather than dedicated enthusiasts.
Overclocking Capabilities
Overclocking is a significant feature for many high-performance users. The Intel® Core™ Ultra 5 Processor 250KF Plus is unlocked for performance tuning, allowing users to push its limits when paired with Intel Z-series chipsets. This capability is particularly attractive to power users and gamers who want to squeeze every bit of performance from their system. On the contrary, while the Intel CORE I5-14400F supports Intel's tuning tools, its nature as a mid-range processor may not offer the same level of overclocking potential or performance gains as the Ultra 5.
Which should you buy?
In conclusion, the choice between the Intel® Core™ Ultra 5 Processor 250KF Plus and the Intel CORE I5-14400F boils down to your specific needs and budget. The Ultra 5 is the clear winner for those seeking maximum performance, with its 18 cores, 5.5 GHz turbo frequency, and advanced platform support, all at a lower price of C$301.61. Conversely, if you are looking for a more budget-conscious option for everyday tasks and casual gaming, the Intel CORE I5-14400F, despite its higher price of C$413.75, may suffice. Ultimately, your decision should consider whether you prioritise high-end performance or a balanced, cost-effective solution.
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