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Core Ultra 7 251HX vs Core i7-14700HX

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Performance score

Core Ultra 7 251HX 2026 · 18/18 cores/threads
55.34
Core i7-14700HX 2024 · 20/28 cores/threads
55.11

Core Ultra 7 251HX and Core i7-14700HX are almost equally fast (under 3% apart) — choose by price, socket and platform.

The score is our own estimate from the specs (cores, threads, clocks, architecture generation), not a benchmark run. 100 = the fastest CPU in our database.

Real tests

What the test measures

Blender is a popular free 3D graphics program. The test makes the device render three ready-made 3D scenes (light, shadows, reflections) and counts how many render passes it finishes per minute. The higher the number, the faster the device handles heavy work: 3D, video editing, photo processing. On a CPU the test loads all cores at once, so it shows the chip's full power; on a graphics card it shows its compute strength.

CPU rendering (Blender)

faster than 89% of tested · runs: 91

Median of real test runs on users' computers. It does not show FPS in games. Data updated: 31.10.2026.

Overview

Core Ultra 7 251HXCore i7-14700HX
Score (0–100) 55.34 55.11
Ranking position 47 48
Type Laptop Laptop
Manufacturer Intel Intel
Architecture Arrow Lake Raptor Lake
Release date Q2 2026 Q1 2024

Specifications

Core Ultra 7 251HXCore i7-14700HX
Cores 18 20
Threads 18 28
P + E cores 6 + 12 8 + 12
Base clock no data 2.1 GHz
Boost clock 5.1 GHz 5.5 GHz
L3 cache 30 MB 33 MB
Unlocked multiplier no no
Integrated graphics no Intel UHD Graphics
NPU (AI accelerator) no no

Pros and cons

Core Ultra 7 251HX

  • newer: released in 2026

Core i7-14700HX

  • more cores: 20 vs 18
  • more threads: 28 vs 18
  • bigger L3 cache: 33 MB vs 30 MB
  • has integrated graphics (Intel UHD Graphics)

Other comparisons

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