Intel Core Ultra 7 155H vs Intel Core i9 14900HX
We compared two laptop CPUs: Intel Core Ultra 7 155H with 16 cores 1.4GHz and Intel Core i9 14900HX with 24 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 155H Advantages
Better graphics card performance
Higher specification of memory (7467 vs 5600)
Larger memory bandwidth (120GB/s vs 89.6GB/s)
More modern manufacturing process (7nm vs 10nm)
Intel Core i9 14900HX Advantages
Higher base frequency (2.2GHz vs 1.4GHz)
Larger L3 cache size (36MB vs 24MB)
Lower TDP (55W vs 65W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 155H
1796
Intel Core i9 14900HX
+21%
2176
Cinebench R23 Multi Core
Intel Core Ultra 7 155H
15052
Intel Core i9 14900HX
+109%
31592
Geekbench 6 Single Core
Intel Core Ultra 7 155H
2419
Intel Core i9 14900HX
+25%
3026
Geekbench 6 Multi Core
Intel Core Ultra 7 155H
12505
Intel Core i9 14900HX
+47%
18418
Cinebench 2024 Single Core
Intel Core Ultra 7 155H
100
Intel Core i9 14900HX
+29%
129
Cinebench 2024 Multi Core
Intel Core Ultra 7 155H
802
Intel Core i9 14900HX
+116%
1737
Blender
Intel Core Ultra 7 155H
265
Intel Core i9 14900HX
+68%
447
Passmark CPU Single Core
Intel Core Ultra 7 155H
3490
Intel Core i9 14900HX
+25%
4375
Passmark CPU Multi Core
Intel Core Ultra 7 155H
24927
Intel Core i9 14900HX
+90%
47406
General Parameters
Dec 2023
Release Date
Jan 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Meteor Lake
Core Architecture
Raptor Lake Refresh
155H
Processor Number
i9-14900HX
FCBGA-2049
Socket
BGA-1964
Arc Graphics (8-Cores)
Integrated Graphics
UHD Graphics (32EU)
Ultra 7 (Meteor Lake)
Generation
-
Package
7 nm
Manufacturing Process
10 nm
20-65 W
Power Consumption
45-55 W
115 W
Max Turbo Power Consumption
157 W
110 °C
Peak Operating Temperature
100°C
Intel
Foundry
-
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
1.4 GHz
Performance Core Base Frequency
2.2 GHz
4.8 GHz
Performance Core Turbo Frequency
5.8 GHz
10
Efficiency Cores
16
10
Efficiency Core Threads
16
0.9 GHz
Efficiency Core Base Frequency
1.6 GHz
3.8 GHz
Efficiency Core Turbo Frequency
4.1 GHz
16
Total Core Count
24
22
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
14
Multiplier
22x
112 K per core
L1 Cache
80 K per core
2 MB per core
L2 Cache
2 MB per core
24 MB shared
L3 Cache
36 MB shared
No
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Memory Types
DDR5-5600, DDR4-3200
96 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
120 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
2250 MHz
GPU Max Dynamic Frequency
1650 MHz
1024
Shader Units
256
64
Texture Units
16
32
Raster Operation Units
8
128
Execution Units
32
28
Power Consumption
45 W
7680x4320 - 60 Hz
Max Resolution
-
4.6 TFLOPS
Graphics Performance
0.74 TFLOPS
Miscellaneous
5.0
PCIe Version
5.0
28
PCIe Lanes
20
