Based on our overall comparison score, Intel Core i9 13900 rates higher at 66/100 versus 61/100 for Intel Core i9 12900KS — a 5-point lead. Intel Core i9 13900 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 13900 vs Intel Core i9 12900KS
Verdict
Our overall take, at a glance
Key takeaways
- Intel Core i9 13900 leads Intel Core i9 12900KS overall by 34 points (78 vs 44 out of 100).
- Intel Core i9 13900 stands out on Core Specifications Threads: 32, Core Specifications Maximum Frequency: 5.6 GHz, Core Specifications L1 Cache: 2,176 KB.
Intel Core i9 13900 leads overall
Intel Core i9 13900
78
Intel Core i9 12900KS
44
Why it stands out
- Core Specifications Threads: 32
- Core Specifications Maximum Frequency: 5.6 GHz
- Core Specifications L1 Cache: 2,176 KB
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 13900
The Intel Core i9 13900 is part of the 13th Generation Intel Core processors (Raptor Lake). It offers performance for users who require high levels of computing power. [Sources mention general capabilities of 13th Gen Intel Core processors]...
Best for high-performance tasks
Pros
- Provides unrivaled performance with the fastest chip built to date (Source 2).
Intel Core i9 12900KS
The Core i9 12900KS is a high-performance desktop CPU designed for demanding users. Its architecture places it among Intel's advanced generation lineup, providing exceptional compute capability through its mix of core types. This processor is best suited for enthusiasts and creators who require maximum performance power.
Best for CPU-intensive workstationsBest for High-refresh gaming rigsBest for Video encoding/rendering
Pros
- Features a blend of different core types to manage various computational loads
- Provides strong general processing throughput suitable for heavy workloads
- Offers high clock speed potential, which benefits gaming and single-threaded applications
Cons
- Like other high-end CPUs, it generates substantial heat under load, requiring robust cooling solutions
- Its performance relies heavily on proper system configuration and cooling to maximize output
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 13900
Intel Core i9 12900KS
Performance
Higher benchmark score = faster
Intel Core i9 1390050,519
Intel Core i9 12900KS44,537
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 13900 vs Intel Core i9 12900KS comparison
Intel Core i9 13900 and Intel Core i9 12900KS 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 66/100 for Intel Core i9 13900 and 61/100 for Intel Core i9 12900KS.
At launch, Intel Core i9 13900 was the more affordable option ($549) versus Intel Core i9 12900KS ($739). Weigh that against the overall scores (66/100 vs 61/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.
If you want the higher-rated cpus option overall, Intel Core i9 13900 (66/100) edges out Intel Core i9 12900KS (61/100). But if Intel Core i9 12900KS 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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