Home > CPU Comparison > Core Ultra X9 378H or Ryzen AI Max 390: what's better?

Intel Core Ultra X9 378H vs AMD Ryzen AI Max 390

75 out of 100
Intel Core Ultra X9 378H
VS
76 out of 100
AMD Ryzen AI Max 390
Intel Core Ultra X9 378H
AMD Ryzen AI Max 390

We compared two laptop CPUs: the 2.0 GHz Intel Core Ultra X9 378H with 16-cores against the 3.2 GHz AMD Ryzen AI Max 390 with 12-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
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Key Differences

What are the key differences between 390 and 378H
Advantages of Intel Core Ultra X9 378H
  • Newer - released 1 year and 4 months later
  • More modern manufacturing process – 2 versus 4 nanometers
  • Has 4 more physical cores
  • Newer PCI Express version – 5.0
Advantages of AMD Ryzen AI Max 390
  • Has 46 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Supports quad-channel memory
  • Around 102.4 GB/s (67%) higher theoretical memory bandwidth
  • More powerful Radeon 8050S integrated graphics: 11.5 vs 7.7 TFLOPS
  • Supports up to 128 GB LPDDR5X-8000 RAM

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core Ultra X9 378H
vs
Ryzen AI Max 390

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Single) 535 -
Cinebench 2026 (Multi) 5201 -
Cinebench Scores (89th and 85th place)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression - 1650 MB/sec
Clang compilation - 153.6 Klines/sec
HTML 5 Browser - 426.3 pages/sec
PDF Renderer - 483.3 Mpixels/sec
Text processing - 307.1 pages/sec
Background blur - 72.3 images/sec
Photo processing - 191.8 images/sec
Ray tracing - 32.4 Mpixels/sec
Sources: GeekBench [1], [2]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 92.6 GOps/sec 146.5 GOps/sec
Floating point math 114.5 GOps/sec 90.6 GOps/sec
Find prime numbers 357M Primes/sec 316M Primes/sec
Random string sorting 44.6M Strings/sec 53.1M Strings/sec
Data encryption 29.8 GBytes/sec 25.1 GBytes/sec
Data compression 386.6 MBytes/sec 487.1 MBytes/sec
Physics 3404 Frames/sec 2761 Frames/sec
Extended instructions 31.3B Matrices/sec 38.7B Matrices/sec
Sources: PassMark [3], [4] – 1 & 28 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 52.8 PPW 24.7 PPW
Geekbench 6 Multi / Watt 659.8 PPW 344.6 PPW
Passmark CPU Mark / Watt 1531.9 PPW 758.9 PPW
Blender / Watt - 6.22 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of Intel Core Ultra X9 378H and AMD Ryzen AI Max 390

General

Vendor Intel Amd
Released May 13, 2026 January 7, 2025
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Panther Lake Zen 5 (Strix Halo)
Model number 388H 390
Integrated GPU Arc B390 Radeon 8050S
Rival Equivalent - - Intel Core Ultra X9 388H
Intel CPU rating (#26th place)
AMD Ryzen CPU ranking (#16th place)

CPU

Performance Cores
P-Cores 4 12
P-Threads 4 24
Base Frequency (P) 2.0 GHz 3.2 GHz
Turbo Boost Frequency (P) 5 GHz 5 GHz
Efficient Cores
E-Cores 12 -
E-Threads 12 -
Base Frequency (E) 1.6 GHz -
Turbo Boost Frequency (E) 3.8 GHz -
Total
Total Cores 16 12
Total Threads 16 24
Bus Frequency 100 MHz 100 MHz
Multiplier 20x 32x
L1 Cache 192K (per core) 80K (per core)
L2 Cache 3MB (per core) 1MB (per core)
L3 Cache 18MB (shared) 64MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 2 nm 4 nm
TDP (PL1) 15-25 W (configurable) 45-55 W (configurable)
Max. Boost TDP (PL2) 80 W 120 W
Socket FCBGA2540 FP11
Peak Temperature 100°C 100°C
Laptop processors ranking (29th and 27th place)

iGPU

Integrated Graphics Intel Arc B390 Radeon 8050S
GPU Base Clock 300 MHz 1295 MHz
GPU Boost Clock 2500 MHz 2800 MHz
Shading Units 1536 2048
TMUs 48 128
ROPs 24 64
Execution Units 12 32
TGP 30 W 55 W
iGPU FLOPS
Core Ultra X9 378H
7.7 TFLOPS
Ryzen AI Max 390 +49%
11.5 TFLOPS
More info: Radeon 8050S compared to Arc B390

Memory Support

Memory Types - LPDDR5X-9600 - LPDDR5X-8000
Max. Memory Size 96 GB 128 GB
Memory Channels 2 4
Max. Memory Bandwidth 153.6 GB/s 256 GB/s
ECC Support No No

Misc

Official Site Intel Core Ultra X9 378H official page AMD Ryzen AI Max 390 official page
PCI Express Version 5.0 4.0
PCI Express Lanes 12 16

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Competitors

1. AMD Ryzen AI Max 390 vs Intel Core Ultra 9 285H
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3. AMD Ryzen AI Max 390 vs Intel Core Ultra X9 388H
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6. Intel Core Ultra X9 378H vs Intel Core Ultra X7 368H
7. Intel Core Ultra X9 378H vs AMD Ryzen AI 9 HX 470
8. Intel Core Ultra X9 378H vs Intel Core Ultra X9 388H
9. Intel Core Ultra X9 378H vs Apple M5 Pro (18-Core)
10. Intel Core Ultra X9 378H vs Intel Core Ultra 9 290HX Plus
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Comments

So which CPU will you choose: AMD Ryzen AI Max 390 or Intel Core Ultra X9 378H?
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