Home Comparison Intel Core i5 12450HX vs Intel Core Ultra 7 255HX

Intel Core i5 12450HX vs Intel Core Ultra 7 255HX

Intel Core i5 12450HX
VS
Intel Core Ultra 7 255HX
Intel Core i5 12450HX
Intel Core Ultra 7 255HX
We compared two laptop CPUs: Intel Core i5 12450HX with 8 cores 2.4GHz and Intel Core Ultra 7 255HX with 20 cores 2.4GHz . 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
Released 2 years and 8 months late
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Newer PCIe version (5 vs 5.0)
Larger L3 cache size (24MB vs 12MB)
More modern manufacturing process (3nm vs 10nm)

Score

Intel Core i5 12450HX
VS
Intel Core Ultra 7 255HX

General Parameters

May 2022
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
-
Alder Lake
Core Architecture
Arrow Lake
i5-12450HX
Processor Number
-
BGA-1964
Socket
Intel Socket 1851
UHD Graphics (16EU)
Integrated Graphics
Arc Xe-LPG
-
Generation
Ultra 7 (Arrow Lake)

Package

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

CPU Performance

4
Performance Cores
8
8
Performance Core Threads
8
2.4 GHz
Performance Core Base Frequency
2.4 GHz
4.4 GHz
Performance Core Turbo Frequency
5.2 GHz
4
Efficiency Cores
12
4
Efficiency Core Threads
12
1.8 GHz
Efficiency Core Base Frequency
1.8 GHz
3.1 GHz
Efficiency Core Turbo Frequency
4.5 GHz
8
Total Core Count
20
12
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
24
Multiplier
24
80 K per core
L1 Cache
112 KB per core
1280 K per core
L2 Cache
23 MB
12 MB shared
L3 Cache
24 MB shared
Yes
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR5-4800,DDR4-3200
Memory Types
DDR5-6400
128 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
102.4 GB/s
No
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
true
350 MHz
GPU Base Frequency
-
1300 MHz
GPU Max Dynamic Frequency
1900 MHz
128
Shader Units
-
8
Texture Units
-
4
Raster Operation Units
-
16
Execution Units
64
6-15
Power Consumption
-
0.33 TFLOPS
Graphics Performance
-

Miscellaneous

Intel Core i5 12450HX
Official Website
5.0
PCIe Version
5
20
PCIe Lanes

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