Intel Core i9 13900KF vs Intel Core i9 12900H

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Intel Core i9 13900KF is the better pick — it scores 79/100 to the Intel Core i9 12900H's 46, leading on Core Specifications and Benchmark. Choose the Intel Core i9 12900H instead if integrated graphics matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

Intel Core i9 13900KF leads overall

Intel Core i9 13900KF

Intel Core i9 12900H

Why it stands out

Core Specifications Base Power Consumption: 125 W (178% more)
Core Specifications Maximum Power Consumption: 253 W (120% more)
Core Specifications L2 Cache: 32 MB (178% more)

Winner by category for Intel Core i9 13900KF vs Intel Core i9 12900H
Category	Intel Core i9 13900KF	Intel Core i9 12900H	Winner
Core Specifications	57	43	Intel Core i9 13900KF
Integrated Graphics	0	44	Intel Core i9 12900H
Benchmark	90	47	Intel Core i9 13900KF

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.

Intel Core i9 13900KF

The Intel Core i9 13900KF is a high-end desktop processor built for the LGA1700 platform, equipped with 24 cores and 32 threads. It operates at a 3.0 GHz base frequency with boost speeds reaching up to 5.8 GHz, delivering strong computational performance for demanding applications. As an 'F-series' model, it comes unlocked for overclocking but lacks integrated graphics, making a dedicated GPU mandatory.

Best for Custom PC builds that include a dedicated high-end graphics cardBest for Heavy multi-threaded workloads such as 3D rendering, video encoding, and complex

Pros

High 24-core and 32-thread capacity handles heavy multitasking and multithreaded workloads effectively
Peak boost frequency of up to 5.8 GHz delivers rapid single-core performance
Unlocked multiplier allows for custom user overclocking
Generous memory caching, including 36 MB of L3 and 32 MB of L2 cache

Cons

No integrated graphics, requiring a standalone graphics card for display output
High maximum power limit of 253 W under full processing load

Intel Core i9 12900H

The Intel Core i9 12900H is a high-performance mobile processor designed for intensive laptops like portable workstations and gaming rigs. Released in early 2022, it features 14 cores, 20 threads, and maximum clock speeds reaching up to 5.0 GHz. Manufactured on a 7nm lithography process, this chip incorporates 24 MB of L3 cache alongside integrated Intel Iris Xe Graphics for basic display management.

Best for High-end mobile gaming setups paired with a dedicated graphics cardBest for Demanding creative workloads like high-resolution video rendering and 3D asset c

Pros

High 14-core, 20-thread configuration delivers solid multi-threaded performance
Reaches peak boost frequencies of up to 5.0 GHz for responsive single-core execution
Large 24 MB L3 cache facilitates fast data access during complex processing tasks
Includes integrated Intel Iris Xe Graphics for display output without requiring continuous discrete GPU power

Cons

Maximum power consumption reaches 115W under full load, requiring robust thermal solutions and shortening battery life
Locked design prevents manual core overclocking

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 13900KF

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Intel Core i9 12900H

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Performance

Higher benchmark score = faster

Intel Core i9 13900KF57,398

Intel Core i9 12900H26,524

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	Intel Core i9 13900KF	Intel Core i9 12900H
Cores	24	14
Threads	32	20
Base Frequency	3 GHz20% more	2.5 GHz
Base Power Consumption	125 W178% more	45 W
Maximum Frequency	5.8 GHz16% more	5 GHz
Maximum Power Consumption	253 W120% more	115 W
L1 Cache	2,176 KB74% more	1,248 KB
L2 Cache	32 MB178% more	11.5 MB
L3 Cache	36 MB50% more	24 MB
Lithography Process	7 nm	7 nm
Is unlocked	Yes	No

Integrated Graphics

Feature	Intel Core i9 13900KF	Intel Core i9 12900H
Model	N/A

Benchmark

Feature	Intel Core i9 13900KF	Intel Core i9 12900H
PassMark CPU Mark	57,398116% more	26,524

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about Intel Core i9 13900KF vs Intel Core i9 12900H comparison

Based on our overall comparison score, Intel Core i9 13900KF rates higher at 83/100 versus 56/100 for Intel Core i9 12900H — a 27-point lead. Intel Core i9 13900KF 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 13900KF and Intel Core i9 12900H 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 83/100 for Intel Core i9 13900KF and 56/100 for Intel Core i9 12900H.

If you want the higher-rated cpus option overall, Intel Core i9 13900KF (83/100) edges out Intel Core i9 12900H (56/100). But if Intel Core i9 12900H 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.