Intel Core Ultra 7 366H vs Ultra 7 266V

We compared two laptop CPUs: the 2.0 GHz Intel Core Ultra 7 366H with 16-cores against the 2.2 GHz Ultra 7 266V with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

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
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Key Differences

What are the key differences between 266V and 366H
Advantages of Intel Core Ultra 7 366H
  • Supports up to 128 GB LPDDR5X-8533 RAM
  • Newer - released 1 year and 4 months later
  • Has 8 more physical cores
  • More modern manufacturing process – 2 versus 3 nanometers
  • Has 6 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
Advantages of Intel Core Ultra 7 266V
  • More powerful Intel Arc Graphics 140V integrated graphics: 4.1 vs 2.6 TFLOPS
  • 4% higher Turbo Boost frequency (5 GHz vs 4.8 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (#118th place)

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 1330 MB/sec 990.8 MB/sec
Clang compilation 122.4 Klines/sec 67.7 Klines/sec
HTML 5 Browser 435.8 pages/sec 264.1 pages/sec
PDF Renderer 507.4 Mpixels/sec 290.2 Mpixels/sec
Text processing 285.5 pages/sec 310.4 pages/sec
Background blur 70.7 images/sec 50.8 images/sec
Photo processing 174.4 images/sec 110.3 images/sec
Ray tracing 26.9 Mpixels/sec 14 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 83.9 GOps/sec -
Floating point math 104 GOps/sec -
Find prime numbers 328M Primes/sec -
Random string sorting 40.3M Strings/sec -
Data encryption 26.1 GBytes/sec -
Data compression 331.2 MBytes/sec -
Physics 2892 Frames/sec -
Extended instructions 27.3B Matrices/sec -
Sources: PassMark [3] – 270 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 46.3 PPW 15.8 PPW
Geekbench 6 Multi / Watt 661.3 PPW 294.7 PPW
Passmark CPU Mark / Watt 1348 PPW -
Blender / Watt 7.94 PPW -
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of Intel Core Ultra 7 366H and Ultra 7 266V

General

Vendor Intel Intel
Released January 5, 2026 September 4, 2024
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Panther Lake Lunar Lake
Model number 366H 266V
Integrated GPU Xe3 Graphics (4-Core) Arc Graphics 140V
Rival Equivalent - AMD Ryzen AI 7 Pro 360 -
Successor - - Intel Core Ultra 7 366H
Intel CPU rating (54th and 87th place)

CPU

Performance Cores
P-Cores 4 4
P-Threads 4 4
Base Frequency (P) 2.0 GHz 2.2 GHz
Turbo Boost Frequency (P) 4.8 GHz 5 GHz
Efficient Cores
E-Cores 12 4
E-Threads 12 4
Base Frequency (E) 1.6 GHz 2.2 GHz
Turbo Boost Frequency (E) 3.6 GHz 3.7 GHz
Total
Total Cores 16 8
Total Threads 16 8
Bus Frequency 100 MHz 100 MHz
Multiplier 20x 22x
L1 Cache 192K (per core) 192K (per core)
L2 Cache 2560K (per core) 2560K (per core)
L3 Cache 18MB (shared) 12MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 2 nm 3 nm
TDP (PL1) 15-25 W (configurable) 17-37 W (configurable)
Max. Boost TDP (PL2) 80 W 37 W
Socket FCBGA2540 FCBGA-2833
Peak Temperature 100°C 100°C
Laptop processors ranking (66th and 110th place)

iGPU

Integrated Graphics Intel Xe3 Graphics (4-Core) Intel Arc Graphics 140V
GPU Base Clock 300 MHz 600 MHz
GPU Boost Clock 2500 MHz 2000 MHz
Shading Units 512 1024
TMUs 32 -
ROPs 16 -
Execution Units 4 -
TGP 25 W 30 W
iGPU FLOPS
2.6 TFLOPS
4.1 TFLOPS

Memory Support

Memory Types - LPDDR5X-8533
- DDR5-7200
- LPDDR5X-8533
Max. Memory Size 128 GB 16 GB
Memory Channels 2 2
Max. Memory Bandwidth 115.2 GB/s -
ECC Support No No

Misc

Official Site Intel Core Ultra 7 366H official page Intel Core Ultra 7 266V official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 8

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Total votes: 2

Comments

So which CPU will you choose: Intel Core Ultra 7 266V or Ultra 7 366H?
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