Intel Core Ultra X9 388H vs AMD Ryzen 9 5900

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

For most buyers the Intel Core Ultra X9 388H is the better pick — it scores 65/100 to the AMD Ryzen 9 5900's 62, leading on Core Specifications and Integrated Graphics. Choose the AMD Ryzen 9 5900 instead if you want to spend less.

Verdict

Our overall take, at a glance

Intel Core Ultra X9 388H and AMD Ryzen 9 5900 are closely matched

Intel Core Ultra X9 388H

AMD Ryzen 9 5900

Where Intel Core Ultra X9 388H stands out

Core Specifications L1 Cache: 1,600 KB (108% more)
Core Specifications L2 Cache: 24 MB (300% more)
Core Specifications Cores: 16

Where AMD Ryzen 9 5900 stands out

Core Specifications Base Power Consumption: 65 W (160% more)
Core Specifications L3 Cache: 64 MB (256% more)
Core Specifications Threads: 24

Winner by category for Intel Core Ultra X9 388H vs AMD Ryzen 9 5900
Category	Intel Core Ultra X9 388H	AMD Ryzen 9 5900	Winner
Core Specifications	63	60	Intel Core Ultra X9 388H
Integrated Graphics	56	0	Intel Core Ultra X9 388H
Benchmark	67	63	Intel Core Ultra X9 388H

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 X9 388H

The Intel Core Ultra X9 388H is a high-performance mobile processor featuring 16 cores and 16 threads, designed for demanding laptop applications. It scales from a 25-watt base power consumption up to 80 watts maximum, pairing a 5.1 GHz maximum frequency with integrated Intel Arc B390 graphics.

Best for high-performance content creation laptopsBest for demanding mobile computing and gaming systems

Pros

High maximum frequency of 5.1 GHz for demanding workloads
Robust multi-core performance with 16 cores and 16 threads
Generous 24 MB L2 cache and 18 MB L3 cache configuration
Capable Intel Arc B390 integrated graphics

Cons

High power consumption scaling up to 80 watts under maximum load
May require robust laptop thermal solutions to maintain peak performance

AMD Ryzen 9 5900

The source material provides a comprehensive list of AMD Ryzen processor series but does not contain specific model details for the AMD Ryzen 9 5900. Ryzen microprocessors generally use the Zen microarchitecture and are branded across multiple lines (Ryzen 3, 5, 7, 9).

Value for Money

Which is the better deal for the price

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Intel Core Ultra X9 388H

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AMD Ryzen 9 5900

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Performance

Higher benchmark score = faster

Intel Core Ultra X9 388H36,504

AMD Ryzen 9 590033,967

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 Ultra X9 388H	AMD Ryzen 9 5900
Cores	16	12
Threads	16	24
Base Frequency	2.1 GHz	3 GHz43% more
Base Power Consumption	25 W	65 W160% more
Maximum Frequency	5.1 GHz9% more	4.7 GHz
Maximum Power Consumption	80 W	N/A
L1 Cache	1,600 KB108% more	768 KB
L2 Cache	24 MB300% more	6 MB
L3 Cache	18 MB	64 MB256% more
Lithography Process	N/A	7 nm
Is unlocked	N/A	Yes

Integrated Graphics

Feature	Intel Core Ultra X9 388H	AMD Ryzen 9 5900
Model		N/A

Benchmark

Feature	Intel Core Ultra X9 388H	AMD Ryzen 9 5900
PassMark CPU Mark	36,5047% more	33,967

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 X9 388H vs AMD Ryzen 9 5900 comparison

They are closely matched: Intel Core Ultra X9 388H scores 69/100 and AMD Ryzen 9 5900 scores 68/100 in our overall comparison — within 1 point. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.

Intel Core Ultra X9 388H and AMD Ryzen 9 5900 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 69/100 for Intel Core Ultra X9 388H and 68/100 for AMD Ryzen 9 5900.

It's close — Intel Core Ultra X9 388H (69/100) and AMD Ryzen 9 5900 (68/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.