Home Comparison Intel Core Ultra 7 255HX vs Intel Core 9 270H

Intel Core Ultra 7 255HX vs Intel Core 9 270H

Intel Core Ultra 7 255HX
VS
Intel Core 9 270H
Intel Core Ultra 7 255HX
Intel Core 9 270H
We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and Intel Core 9 270H with 14 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 255HX 's Advantages
Integrated graphics card
Higher specification of memory (6400 vs 5200)
Larger memory bandwidth (102.4GB/s vs 83.2GB/s)
More modern manufacturing process (3nm vs 10nm)
Intel Core 9 270H 's Advantages
Higher base frequency (2.7GHz vs 2.4GHz)
Lower TDP (45W vs 55W)

Score

Intel Core Ultra 7 255HX
VS
Intel Core 9 270H

General Parameters

Jan 2025
Release Date
Dec 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
Arrow Lake
Core Architecture
Raptor Lake-H
Intel Socket 1851
Socket
Intel BGA 1744
Arc Xe-LPG
Integrated Graphics
Iris Xe Graphics 96EU
Ultra 7 (Arrow Lake)
Generation
Core 9(Raptor Lake-H Refresh)

Package

3 nm
Manufacturing Process
10 nm
17-55 W
Power Consumption
45 W
100 °C
Peak Operating Temperature
100°C
Intel
Foundry
Intel

CPU Performance

8
Performance Cores
6
8
Performance Core Threads
12
2.4 GHz
Performance Core Base Frequency
2.7 GHz
5.2 GHz
Performance Core Turbo Frequency
5.8 GHz
12
Efficiency Cores
8
12
Efficiency Core Threads
8
1.8 GHz
Efficiency Core Base Frequency
2000 MHz
4.5 GHz
Efficiency Core Turbo Frequency
4.1 GHz
20
Total Core Count
14
20
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
24
Multiplier
27.0
112 KB per core
L1 Cache
80 KB per core
23 MB
L2 Cache
2 MB per core
24 MB shared
L3 Cache
24 MB shared
No
Unlocked Multiplier
No
1
SMP
1

Memory Parameters

DDR5-6400
Memory Types
DDR4-3200, DDR5-5200
256 GB
Max Memory Size
-
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
83.2 GB/s
Yes
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
-
1900 MHz
GPU Max Dynamic Frequency
-
64
Execution Units
-

Miscellaneous

Official Website
Intel Core 9 270H
5
PCIe Version
5
PCIe Lanes
8

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