Intel Core Ultra 7 270K Plus 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 Ultra 7 270K Plus is the better pick — it scores 80/100 to the Intel Core i9 12900H's 42, leading on Core Specifications and Benchmark. Choose the Intel Core i9 12900H instead if you want to spend less.

Verdict

Our overall take, at a glance

Intel Core Ultra 7 270K Plus leads overall

Intel Core Ultra 7 270K Plus

Intel Core i9 12900H

Why it stands out

Core Specifications Base Power Consumption: 125 W (178% more)
Core Specifications Maximum Power Consumption: 250 W (117% more)
Core Specifications L2 Cache: 40 MB (248% more)

Winner by category for Intel Core Ultra 7 270K Plus vs Intel Core i9 12900H
Category	Intel Core Ultra 7 270K Plus	Intel Core i9 12900H	Winner
Core Specifications	63	37	Intel Core Ultra 7 270K Plus
Integrated Graphics	29	29	Tie
Benchmark	95	46	Intel Core Ultra 7 270K Plus

In-depth analysisAI

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

Intel Core Ultra 7 270K Plus

The Intel Core Ultra 7 270K Plus is an unlocked desktop processor built on a 3nm lithography process for the LGA 1851 platform. It features 24 cores and 24 threads with a base clock frequency of 3.7 GHz and maximum boost speeds reaching up to 5.5 GHz. Designed for demanding desktop computing, it integrates Intel Graphics alongside a total of 76 MB of combined L2 and L3 cache.

Best for Heavy multi-threaded workloads such as video rendering and software compilationBest for Custom desktop builds requiring high peak clock speeds on the LGA 1851 socket

Pros

High 24-core configuration suited for demanding multi-threaded tasks
Maximum boost clock speeds of up to 5.5 GHz
Built using an advanced 3nm manufacturing process
Unlocked multiplier allows for custom processor overclocking

Cons

High peak power consumption reaching up to 250 W under heavy loads
Requires the LGA 1851 platform socket, limiting upgrade options on older motherboards

Official

Official specificationsProvided technical specifications including core counts, clock frequencies, power ratings, and socket platform details.

Video — reviews used (3)

Generated Nov 3, 2026

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

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Intel Core Ultra 7 270K Plus

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Intel Core i9 12900H

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Performance

Higher benchmark score = faster

Intel Core Ultra 7 270K Plus68,525

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.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	Intel Core Ultra 7 270K Plus	Intel Core i9 12900H
Cores	24	14
Threads	24	20
Base Frequency	3.7 GHz48% more	2.5 GHz
Base Power Consumption	125 W178% more	45 W
Maximum Frequency	5.5 GHz10% more	5 GHz
Maximum Power Consumption	250 W117% more	115 W
L1 Cache	2,432 KB95% more	1,248 KB
L2 Cache	40 MB248% more	11.5 MB
L3 Cache	36 MB50% more	24 MB
Lithography Process	3 nm57% less	7 nm
Is unlocked	Yes	No

Integrated Graphics

Feature	Intel Core Ultra 7 270K Plus	Intel Core i9 12900H
Model

Benchmark

Feature	Intel Core Ultra 7 270K Plus	Intel Core i9 12900H
PassMark CPU Mark	68,525158% 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 Ultra 7 270K Plus vs Intel Core i9 12900H comparison

Based on our overall comparison score, Intel Core Ultra 7 270K Plus rates higher at 84/100 versus 56/100 for Intel Core i9 12900H — a 28-point lead. Intel Core Ultra 7 270K Plus 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 Ultra 7 270K Plus 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 84/100 for Intel Core Ultra 7 270K Plus and 56/100 for Intel Core i9 12900H.

If you want the higher-rated cpus option overall, Intel Core Ultra 7 270K Plus (84/100) 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.