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Nvidia RTX Spark N1X (20-Core) vs Intel Core Ultra 7 366H

81 out of 100
Nvidia RTX Spark N1X (20-Core)
VS
67 out of 100
Intel Core Ultra 7 366H
Nvidia RTX Spark N1X (20-Core)
Intel Core Ultra 7 366H

We compared two laptop CPUs: the 1.7 GHz Nvidia RTX Spark N1X (20-Core) with 20-cores against the 2.0 GHz Intel Core Ultra 7 366H with 16-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 366H and (20-Core)
Advantages of Nvidia RTX Spark N1X (20-Core)
  • More powerful Nvidia N1X (48SM) integrated graphics: 31.2 vs 2.6 TFLOPS
  • Newer - released 9 months later
  • Around 184.8 GB/s (160%) higher theoretical memory bandwidth
  • Has 4 more physical cores
Advantages of Intel Core Ultra 7 366H
  • More modern manufacturing process – 2 versus 3 nanometers
  • 17% higher Turbo Boost frequency (4.8 GHz vs 4.1 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
RTX Spark N1X (20-Core)
vs
Core Ultra 7 366H

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Multi) 6787 -
Cinebench Scores (50th and 120th 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 - 1330 MB/sec
Clang compilation - 122.4 Klines/sec
HTML 5 Browser - 435.8 pages/sec
PDF Renderer - 507.4 Mpixels/sec
Text processing - 285.5 pages/sec
Background blur - 70.7 images/sec
Photo processing - 174.4 images/sec
Ray tracing - 26.9 Mpixels/sec
Sources: GeekBench [1]

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], [4] – 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 38.4 PPW 46.3 PPW
Geekbench 6 Multi / Watt 451 PPW 661.3 PPW
Passmark CPU Mark / Watt 938.3 PPW 1348 PPW
Blender / Watt 8.96 PPW 7.94 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of Nvidia RTX Spark N1X (20-Core) and Intel Core Ultra 7 366H

General

Vendor Intel Intel
Released September 3, 2026 January 5, 2026
Type Laptop Laptop
Instruction Set ARMv9 x86-64
Codename Blackwell Panther Lake
Model number AHJ11488B 366H
Integrated GPU Nvidia N1X (48SM) Xe3 Graphics (4-Core)
Rival Equivalent - Apple M5 Max (40-сore GPU) - AMD Ryzen AI 7 Pro 360
Intel CPU rating (15th and 55th place)

CPU

Performance Cores
P-Cores 10 4
P-Threads 10 4
Base Frequency (P) 1.7 GHz 2.0 GHz
Turbo Boost Frequency (P) 4.1 GHz 4.8 GHz
Efficient Cores
E-Cores 10 12
E-Threads 10 12
Base Frequency (E) 1.5 GHz 1.6 GHz
Turbo Boost Frequency (E) 2.8 GHz 3.6 GHz
Total
Total Cores 20 16
Total Threads 20 16
Bus Frequency 100 MHz 100 MHz
Multiplier 41x 20x
L1 Cache 128K (per core) 192K (per core)
L2 Cache 2MB (per core) 2560K (per core)
L3 Cache 16MB (shared) 18MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 3 nm 2 nm
TDP (PL1) 45 W 15-25 W (configurable)
Max. Boost TDP (PL2) 85 W 80 W
Socket Custom FCBGA2540
Peak Temperature - 100°C
Die Size 207.85 mm² -
Laptop processors ranking (20th and 67th place)

iGPU

Integrated Graphics Nvidia N1X (48SM) Intel Xe3 Graphics (4-Core)
GPU Base Clock 1665 MHz 300 MHz
GPU Boost Clock 2535 MHz 2500 MHz
Shading Units 6144 512
TMUs 192 32
ROPs 48 16
Execution Units 48 4
TGP - 25 W
iGPU FLOPS
RTX Spark N1X (20-Core) +1100%
31.2 TFLOPS
Core Ultra 7 366H
2.6 TFLOPS
More info: Xe3 Graphics (4-Core) compared to Nvidia N1X (48SM)

Memory Support

Memory Types - LPDDR5X-9400 - LPDDR5X-8533
- DDR5-7200
Max. Memory Size 128 GB 128 GB
Memory Channels - 2
Max. Memory Bandwidth 300 GB/s 115.2 GB/s
ECC Support No No

Misc

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

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Competitors

1. Nvidia RTX Spark N1X (20-Core) vs AMD Ryzen AI 9 HX 470
2. Nvidia RTX Spark N1X (20-Core) vs Apple M5 Pro (18-Core)
3. Nvidia RTX Spark N1X (20-Core) vs Apple M5 Max (40-сore GPU)
4. Nvidia RTX Spark N1X (20-Core) vs AMD Ryzen AI Max+ 395
5. Nvidia RTX Spark N1X (20-Core) vs Intel Core Ultra X9 388H
6. Intel Core Ultra 7 366H vs AMD Ryzen AI 7 Pro 360
7. Intel Core Ultra 7 366H vs Intel Core Ultra X7 368H
8. Intel Core Ultra 7 366H vs Intel Core Ultra 7 265HX
9. Intel Core Ultra 7 366H vs Intel Core Ultra 7 270K Plus
10. Intel Core Ultra 7 366H vs Intel Core 7 240H
Compare other CPUs (460+)

Comments

So which CPU will you choose: Intel Core Ultra 7 366H or Nvidia RTX Spark N1X (20-Core)?
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