Home > CPU Comparison > Core Ultra X9 378H or M5 Max (40-сore GPU): what's better?

Intel Core Ultra X9 378H vs Apple M5 Max (40-сore GPU)

75 out of 100
Intel Core Ultra X9 378H
VS
98 out of 100
Apple M5 Max (40-сore GPU)
Intel Core Ultra X9 378H
Apple M5 Max (40-сore GPU)

We compared two laptop CPUs: the 2.0 GHz Intel Core Ultra X9 378H with 16-cores against the 4.61 GHz Apple M5 Max (40-сore GPU) with 18-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 GPU) and 378H
Advantages of Intel Core Ultra X9 378H
  • More modern manufacturing process – 2 versus 3 nanometers
Advantages of Apple M5 Max (40-сore GPU)
  • Around 460.8 GB/s (300%) higher theoretical memory bandwidth
  • More powerful Apple M5 Max GPU (40-core) integrated graphics: 16.6 vs 7.7 TFLOPS
  • 50% faster in a single-core Geekbench v6 test - 4358 vs 2915 points
  • Supports up to 128 GB LPDDR5X-9600 RAM
  • Has 2 more physical cores

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core Ultra X9 378H
vs
M5 Max (40-сore GPU)

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Single) 535 -
Cinebench 2026 (Multi) 5201 8487
Cinebench Scores (89th and 5th 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 - 2990 MB/sec
Clang compilation - 271.1 Klines/sec
HTML 5 Browser - 811.7 pages/sec
PDF Renderer - 764 Mpixels/sec
Text processing - 457.1 pages/sec
Background blur - 106.1 images/sec
Photo processing - 303.8 images/sec
Ray tracing - 47.8 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 132.6 GOps/sec
Floating point math 114.5 GOps/sec 186.1 GOps/sec
Find prime numbers 357M Primes/sec 553M Primes/sec
Random string sorting 44.6M Strings/sec 84.9M Strings/sec
Data encryption 29.8 GBytes/sec 40.8 GBytes/sec
Data compression 386.6 MBytes/sec 689.6 MBytes/sec
Physics 3404 Frames/sec 6847 Frames/sec
Extended instructions 31.3B Matrices/sec 33.4B Matrices/sec
Sources: PassMark [3], [4] – 1 & 125 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 24.6 PPW
Geekbench 6 Multi / Watt 659.8 PPW 302 PPW
Passmark CPU Mark / Watt 1531.9 PPW 574.7 PPW
Blender / Watt - 5.76 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core Ultra X9 378H
No benchmark results yet
Add
Apple M5 Max (40-сore GPU)
DateBenchmarkResult
📘 2026-07-03 -> Apple loverGeekbench 6 CPU4365 / 30166
📘 2026-07-03 -> Apple loverCinebench 2026734 / 9428
Add View all (2)

Specifications

Full technical specification of Intel Core Ultra X9 378H and Apple M5 Max (40-сore GPU)

General

Vendor Intel Apple
Released May 13, 2026 March 3, 2026
Type Laptop Laptop
Instruction Set x86-64 ARMv9
Codename Panther Lake Apple M5
Model number 388H T6051
Integrated GPU Arc B390 Apple M5 Max GPU (40-core)
Intel CPU rating (#26th place)

CPU

Performance Cores
P-Cores 4 18
P-Threads 4 18
Base Frequency (P) 2.0 GHz 4.61 GHz
Turbo Boost Frequency (P) 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 18
Total Threads 16 18
Bus Frequency 100 MHz 100 MHz
Multiplier 20x 46x
L1 Cache 192K (per core) 192K (per core)
L2 Cache 3MB (per core) 32MB (shared)
L3 Cache 18MB (shared) -
Unlocked Multiplier No No

Package

Transistors - 28 billions
Fabrication Process 2 nm 3 nm
TDP (PL1) 15-25 W (configurable) 100 W
Max. Boost TDP (PL2) 80 W -
Socket FCBGA2540 Apple M-Socket
Peak Temperature 100°C 100°C
Die Size - 166.85 mm²
Laptop processors ranking (29th and 2nd place)

iGPU

Integrated Graphics Intel Arc B390 Apple M5 Max GPU (40-core)
GPU Base Clock 300 MHz -
GPU Boost Clock 2500 MHz 1620 MHz
Shading Units 1536 5120
TMUs 48 320
ROPs 24 160
Execution Units 12 640
TGP 30 W -
iGPU FLOPS
Core Ultra X9 378H
7.7 TFLOPS
M5 Max (40-сore GPU) +116%
16.6 TFLOPS
More info: Apple M5 Max GPU (40-core) compared to Arc B390

Memory Support

Memory Types - LPDDR5X-9600 - LPDDR5X-9600
Max. Memory Size 96 GB 128 GB
Memory Channels 2 32
Max. Memory Bandwidth 153.6 GB/s 614.4 GB/s
ECC Support No No

Misc

Official Site Intel Core Ultra X9 378H official page -
PCI Express Version 5.0 -
PCI Express Lanes 12 -

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Competitors

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Comments

So which CPU will you choose: Apple M5 Max (40-сore GPU) or Intel Core Ultra X9 378H?
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