Intel Core Ultra 7 355 vs Intel Core i9 12900HX
CPU Specs Compare
General Parameters
Release Date
Jan 2026
May 2022
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Processor Number
355
i9-12900HX
Integrated Graphics
Graphics 4 Xe3
UHD Graphics (32EU)
Generation
Intel Core Ultra Series 3
-
Core Architecture
-
Alder Lake
Package
Manufacturing Process
3 nm
10 nm
Socket
Custom
BGA-1964
Power Consumption
15-25 W
45-55 W
Max Turbo Power Consumption
55 W
157 W
Peak Operating Temperature
100 °C
100°C
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.3 GHz
2.3 GHz
Performance Core Turbo Frequency
4.7 GHz
5 GHz
Efficiency Cores
4
8
Efficiency Core Threads
4
8
Efficiency Core Base Frequency
1.7 GHz
1.7 GHz
Efficiency Core Turbo Frequency
3.5 GHz
3.6 GHz
Total Core Count
8
16
Total Thread Count
8
24
Bus Frequency
100 MHz
100 MHz
Multiplier
23
23x
L3 Cache
12 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
L1 Cache
-
80 K per core
L2 Cache
-
1280 K per core
Memory Parameters
Memory Types
LPDDR5X-7467,DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
119.5 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
2500 MHz
1550 MHz
Execution Units
4
32
Max Resolution
7680 x 4320 @ 60Hz
-
GPU Base Frequency
-
300 MHz
Shader Units
-
256
Texture Units
-
16
Raster Operation Units
-
8
Power Consumption
-
45 W
📊 Benchmark
Geekbench 6
2,706
2,519
Geekbench 6
10,277
14,447
Cinebench R23
-
1,904
Cinebench R23
-
20,977
Geekbench 5
-
1,896
Geekbench 5
-
16,154
Blender
-
280
Passmark CPU
-
3,874
Passmark CPU
-
34,632