Intel Core Ultra 7 251HX vs Intel Core Ultra 5 125U
CPU Specs Compare
General Parameters
Release Date
Apr 2026
Dec 2023
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Meteor Lake
Processor Number
251HX
125U
Integrated Graphics
Arc Graphics (4-Cores)
Arc Graphics (4-Cores)
Generation
-
Ultra 5 (Meteor Lake)
Package
Manufacturing Process
3 nm
7 nm
Socket
FCBGA-2114
FCBGA-2049
Power Consumption
45-55 W
12-57 W
Max Turbo Power Consumption
160 W
-
Peak Operating Temperature
105 °C
110 °C
Foundry
-
Intel
Package
-
FC-BGA
CPU Performance
Performance Cores
6
2
Performance Core Threads
6
4
Performance Core Base Frequency
2.9 GHz
1.3 GHz
Performance Core Turbo Frequency
5.1 GHz
4.3 GHz
Efficiency Cores
12
10
Efficiency Core Threads
12
10
Efficiency Core Base Frequency
2.5 GHz
0.8 GHz
Efficiency Core Turbo Frequency
4.5 GHz
3.6 GHz
Total Core Count
18
12
Total Thread Count
18
14
Bus Frequency
100 MHz
100 MHz
Multiplier
29
13
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
12 MB shared
Unlocked Multiplier
Yes
No
SMP
-
1
Memory Parameters
Memory Types
DDR5-6400
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Max Memory Size
256 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
120 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1800 MHz
1750 MHz
Shader Units
512
512
Texture Units
32
32
Raster Operation Units
16
16
Execution Units
64
64
Power Consumption
14
14
Max Resolution
-
7680x4320 - 60 Hz
📊 Benchmark
Geekbench 6
2,940
2,111
Geekbench 6
15,262
9,131
Cinebench 2024
130
90
Cinebench 2024
1,761
493
Cinebench R23
-
1,557
Cinebench R23
-
9,808
Blender
-
133
Passmark CPU
-
3,332
Passmark CPU
-
17,218