Intel Core i9 12900HX vs Intel Core Ultra 7 155U
CPU · Specs Compare
General Parameters
Release Date
May 2022
Dec 2023
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Meteor Lake
Processor Number
i9-12900HX
155U
Integrated Graphics
UHD Graphics (32EU)
Arc Graphics (4-Cores)
Package
Manufacturing Process
10 nm
7 nm
Socket
BGA-1964
FCBGA-2049
Power Consumption
45-55 W
12-15 W
Max Turbo Power Consumption
157 W
57 W
Peak Operating Temperature
100°C
110 °C
CPU Performance
Performance Cores
8
2
Performance Core Threads
16
4
Performance Core Base Frequency
2.3 GHz
1.7 GHz
Performance Core Turbo Frequency
5 GHz
4.8 GHz
Efficiency Cores
8
10
Efficiency Core Threads
8
10
Efficiency Core Base Frequency
1.7 GHz
1.2 GHz
Efficiency Core Turbo Frequency
3.6 GHz
3.8 GHz
Total Core Count
16
12
Total Thread Count
24
14
Bus Frequency
100 MHz
100 MHz
Multiplier
23x
17
L1 Cache
80 K per core
112 K per core
L2 Cache
1280 K per core
2 MB per core
L3 Cache
30 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Max Memory Size
128 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 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
1550 MHz
1950 MHz
Shader Units
256
512
Texture Units
16
32
Raster Operation Units
8
16
Execution Units
32
64
Power Consumption
45 W
14
Max Resolution
—
7680x4320 - 60 Hz
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
20
20
Benchmark
Cinebench R23
1,904
1,730
Cinebench R23
20,977
9,875
Geekbench 6
2,519
2,314
Geekbench 5
1,896
—
Geekbench 6
14,447
9,486
Geekbench 5
16,154
—
Blender
280
140
Passmark CPU
3,874
3,413
Passmark CPU
34,632
16,486
Cinebench 2024
—
102
Cinebench 2024
—
549
▲ Specs Compare
Data sourced from official specifications and benchmark tests.