Based on our overall comparison score, Intel Core i9 13900KS rates higher at 67/100 versus 49/100 for Intel Core i5 1240P — a 18-point lead. Intel Core i9 13900KS is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
Intel Core i9 13900KS vs Intel Core i5 1240P
Verdict
Our overall take, at a glance
Key takeaways
- Intel Core i9 13900KS leads Intel Core i5 1240P overall by 33 points (76 vs 43 out of 100).
- Intel Core i9 13900KS stands out on Core Specifications Cores: 24, Core Specifications Threads: 32, Core Specifications Base Power Consumption: 125 W.
Intel Core i9 13900KS leads overall
Intel Core i9 13900KS
76
Intel Core i5 1240P
43
Why it stands out
- Core Specifications Cores: 24
- Core Specifications Threads: 32
- Core Specifications Base Power Consumption: 125 W
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.
Intel Core i9 13900KS
The Intel Core i9 13900KS is a high-performance Central Processing Unit (CPU) designed for modern enthusiasts and professional users. It represents one of the flagship offerings in the current generation of processors. This chip is built for demanding applications that utilize maximum computational power.
Best for Heavy Rendering/Workstation TasksBest for High-End Gaming/EnthusiastsBest for Multiprocessing Development
Pros
- Excellent core count and blend of efficiency and performance cores for varied workloads
- Designed for peak computing tasks, making it suitable for heavy multitasking
- High-end architecture supports modern advanced compute features
Cons
- Its high-performance nature suggests significant power draw under load
- Optimized for maximum performance, it may require robust cooling solutions
Intel Core i5 1240P
The Intel Core i5 1240P is a mid-range mobile processor belonging to the 12th-generation Alder Lake family. It is designed on hybrid architecture, utilizing both performance cores and efficiency cores for optimal power management. This CPU is suitable for general productivity tasks, everyday computing, and portable machines where power efficiency and moderate performance are prioritized.
Best for productivityBest for general computingBest for laptops
Pros
- Features a modern 12th-generation architecture that improves overall processing efficiency
- The hybrid core design allows it to balance strong computational capability with low power consumption
- Suits laptops designed for all-day battery life and reliable general use
Cons
- Its primary focus is on moderate performance optimization rather than peak speed or intensive tasks
- The P suffix indicates a design geared toward efficiency, which limits its suitability for extreme computational loads.
Value for Money
Which is the better deal for the price
Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.
Intel Core i9 13900KS
Intel Core i5 1240P
Performance
Higher benchmark score = faster
Intel Core i9 13900KS62,281
Intel Core i5 1240P15,847
Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Intel Core i9 13900KS vs Intel Core i5 1240P comparison
Intel Core i9 13900KS and Intel Core i5 1240P are compared side by side above across every spec in the cpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 67/100 for Intel Core i9 13900KS and 49/100 for Intel Core i5 1240P.
If you want the higher-rated cpus option overall, Intel Core i9 13900KS (67/100) edges out Intel Core i5 1240P (49/100). But if Intel Core i5 1240P is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.
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