Intel Core Ultra 7 251HX vs Intel Processor U300
CPU Specs Compare
General Parameters
Release Date
Apr 2026
Jan 2023
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Raptor Lake
Processor Number
251HX
U300
Integrated Graphics
Arc Graphics (4-Cores)
UHD Graphics (48EU)
Package
Manufacturing Process
3 nm
10 nm
Socket
FCBGA-2114
BGA-1744
Power Consumption
45-55 W
12-15 W
Max Turbo Power Consumption
160 W
55 W
Peak Operating Temperature
105 °C
100 °C
CPU Performance
Performance Cores
6
1
Performance Core Threads
6
2
Performance Core Base Frequency
2.9 GHz
1.2 GHz
Performance Core Turbo Frequency
5.1 GHz
4.4 GHz
Efficiency Cores
12
4
Efficiency Core Threads
12
4
Efficiency Core Base Frequency
2.5 GHz
0.9 GHz
Efficiency Core Turbo Frequency
4.5 GHz
3.3 GHz
Total Core Count
18
5
Total Thread Count
18
6
Bus Frequency
100 MHz
100 MHz
Multiplier
29
12
L1 Cache
192 K per core
80 K per core
L2 Cache
2 MB per core
1280 K per core
L3 Cache
30 MB shared
8 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-6400
DDR5-5200,DDR4-3200,LPDDR5-5200,LPDDR5x-5200,LPDDR4x-4267
Max Memory Size
256 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
400 MHz
GPU Max Dynamic Frequency
1800 MHz
1100 MHz
Shader Units
512
384
Texture Units
32
24
Raster Operation Units
16
12
Execution Units
64
48
Power Consumption
14
15
📊 Benchmark
Geekbench 6
2,940
2,156
Geekbench 6
15,262
5,096
Cinebench 2024
130
-
Cinebench 2024
1,761
-
Cinebench R23
-
1,571
Cinebench R23
-
4,883
Geekbench 5
-
1,572
Geekbench 5
-
4,783
Passmark CPU
-
2,999
Passmark CPU
-
8,295