Intel Core i5 10400F vs Intel Core Ultra 7 251HX
CPU Specs Compare
General Parameters
Release Date
May 2020
Apr 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Comet Lake
Arrow Lake
Processor Number
i5-10400F
251HX
Integrated Graphics
N/A
Arc Graphics (4-Cores)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-1200
FCBGA-2114
Power Consumption
65 W
45-55 W
Peak Operating Temperature
100 °C
105 °C
Max Turbo Power Consumption
-
160 W
CPU Performance
Performance Cores
6
6
Performance Core Threads
12
6
Performance Core Base Frequency
2.9 GHz
2.9 GHz
Performance Core Turbo Frequency
4.3 GHz
5.1 GHz
Total Core Count
6
18
Total Thread Count
12
18
Bus Frequency
100 MHz
100 MHz
Multiplier
29x
29
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
2 MB per core
L3 Cache
12 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
2.5 GHz
Efficiency Core Turbo Frequency
-
4.5 GHz
Memory Parameters
Memory Types
DDR4-2666
DDR5-6400
Max Memory Size
128 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
41.6 GB/s
102.4 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1800 MHz
Shader Units
-
512
Texture Units
-
32
Raster Operation Units
-
16
Execution Units
-
64
Power Consumption
-
14
📊 Benchmark
Cinebench R23
1,101
-
Cinebench R23
7,576
-
Geekbench 6
1,459
2,940
Geekbench 5
1,101
-
Geekbench 6
6,209
15,262
Geekbench 5
6,041
-
Blender
143
-
Passmark CPU
2,551
-
Passmark CPU
12,350
-
Cinebench 2024
-
130
Cinebench 2024
-
1,761