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