Intel Core i9 12900HX vs Intel Core Ultra 5 225H
We compared two laptop CPUs: Intel Core i9 12900HX with 16 cores 2.3GHz and Intel Core Ultra 5 225H with 14 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 12900HX 's Advantages
Higher base frequency (2.3GHz vs 1.7GHz)
Larger L3 cache size (30MB vs 18MB)
Intel Core Ultra 5 225H 's Advantages
Released 2 years and 8 months late
Better graphics card performance
Higher specification of memory (8400 vs 4800)
More modern manufacturing process (3nm vs 10nm)
Lower TDP (28W vs 55W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 12900HX
1904
Intel Core Ultra 5 225H
+5%
2015
Cinebench R23 Multi Core
Intel Core i9 12900HX
+30%
20977
Intel Core Ultra 5 225H
16026
Geekbench 6 Single Core
Intel Core i9 12900HX
2519
Intel Core Ultra 5 225H
+7%
2716
Geekbench 6 Multi Core
Intel Core i9 12900HX
+7%
14447
Intel Core Ultra 5 225H
13398
General Parameters
May 2022
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Arrow Lake
i9-12900HX
Processor Number
225H
BGA-1964
Socket
FCBGA-2049
UHD Graphics (32EU)
Integrated Graphics
Arc Graphics 130T
Package
10 nm
Manufacturing Process
3 nm
45-55 W
Power Consumption
20-28 W
157 W
Max Turbo Power Consumption
115 W
100°C
Peak Operating Temperature
110 °C
CPU Performance
8
Performance Cores
4
16
Performance Core Threads
4
2.3 GHz
Performance Core Base Frequency
1.7 GHz
5 GHz
Performance Core Turbo Frequency
4.9 GHz
8
Efficiency Cores
8
8
Efficiency Core Threads
8
1.7 GHz
Efficiency Core Base Frequency
1.3 GHz
3.6 GHz
Efficiency Core Turbo Frequency
4.3 GHz
16
Total Core Count
14
24
Total Thread Count
14
100 MHz
Bus Frequency
100 MHz
23x
Multiplier
17
80 K per core
L1 Cache
112 K per core
1280 K per core
L2 Cache
2 MB per core
30 MB shared
L3 Cache
18 MB shared
Yes
Unlocked Multiplier
No
Memory Parameters
DDR5-4800, DDR4-3200
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
800 MHz
1550 MHz
GPU Max Dynamic Frequency
2200 MHz
256
Shader Units
896
16
Texture Units
56
8
Raster Operation Units
28
32
Execution Units
7
45 W
Power Consumption
-
0.74 TFLOPS
Graphics Performance
3.9 TFLOPS
Miscellaneous
5.0
PCIe Version
5.0
20
PCIe Lanes
28
