Intel Core Ultra 7 356H vs Intel Core i9 12900H
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jan 2022
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Panther Lake
Alder Lake
Processor Number
356H
i9-12900H
Integrated Graphics
Graphics 4 Xe3
Iris Xe Graphics (96EU)
Generation
Intel Core Ultra Series 3
-
Package
Manufacturing Process
3 nm
10 nm
Socket
Custom
BGA-1744
Power Consumption
15-25 W
35-45 W
Max Turbo Power Consumption
80 W
115 W
Peak Operating Temperature
100 °C
100°C
CPU Performance
Performance Cores
4
6
Performance Core Threads
4
12
Performance Core Base Frequency
1.9 GHz
2.5 GHz
Performance Core Turbo Frequency
4.7 GHz
5 GHz
Efficiency Cores
12
8
Efficiency Core Threads
12
8
Efficiency Core Base Frequency
1.5 GHz
1.8 GHz
Efficiency Core Turbo Frequency
3.7 GHz
3.8 GHz
Total Core Count
16
14
Total Thread Count
16
20
Bus Frequency
100 MHz
100 MHz
Multiplier
19
25x
L1 Cache
192 K per core
80 K per core
L2 Cache
2560 K per core
1280 K per core
L3 Cache
18 MB shared
24 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
LPDDR5X-8533,DDR5-7200
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
128 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
136.5 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2450 MHz
1450 MHz
Shader Units
1024
768
Texture Units
64
48
Raster Operation Units
32
24
Execution Units
4
96
Power Consumption
25
15 W
AI Accelerator
Theoretical performance
50 TOPS
-
📊 Benchmark
Cinebench R23
2,003
1,906
Cinebench R23
18,102
16,503
Geekbench 6
2,738
2,397
Geekbench 6
15,294
11,973
Cinebench 2024
120
-
Cinebench 2024
1,085
-
Geekbench 5
-
1,839
Geekbench 5
-
12,692
Blender
-
227
Passmark CPU
-
3,811
Passmark CPU
-
28,264