Intel Core Ultra 7 251HX vs Intel Core Ultra 5 225H
CPU Specs Compare
General Parameters
Release Date
Apr 2026
Jan 2025
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Arrow Lake
Processor Number
251HX
225H
Integrated Graphics
Arc Graphics (4-Cores)
Arc Graphics 130T
Package
Manufacturing Process
3 nm
3 nm
Socket
FCBGA-2114
FCBGA-2049
Power Consumption
45-55 W
20-28 W
Max Turbo Power Consumption
160 W
115 W
Peak Operating Temperature
105 °C
110 °C
CPU Performance
Performance Cores
6
4
Performance Core Threads
6
4
Performance Core Base Frequency
2.9 GHz
1.7 GHz
Performance Core Turbo Frequency
5.1 GHz
4.9 GHz
Efficiency Cores
12
8
Efficiency Core Threads
12
8
Efficiency Core Base Frequency
2.5 GHz
1.3 GHz
Efficiency Core Turbo Frequency
4.5 GHz
4.3 GHz
Total Core Count
18
14
Total Thread Count
18
14
Bus Frequency
100 MHz
100 MHz
Multiplier
29
17
L1 Cache
192 K per core
112 K per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
30 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-6400
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
-
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
800 MHz
GPU Max Dynamic Frequency
1800 MHz
2200 MHz
Shader Units
512
896
Texture Units
32
56
Raster Operation Units
16
28
Execution Units
64
7
Power Consumption
14
-
📊 Benchmark
Geekbench 6
2,940
2,716
Geekbench 6
15,262
13,398
Cinebench 2024
130
109
Cinebench 2024
1,761
821
Cinebench R23
-
2,015
Cinebench R23
-
16,026
Blender
-
224