Intel Core i9 12900HK vs Intel Core i3 8145U
CPU Specs Compare
General Parameters
Release Date
Jan 2022
Aug 2018
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Whiskey Lake
Processor Number
i9-12900HK
i3-8145U
Integrated Graphics
Iris Xe Graphics (96EU)
UHD Graphics 620
Package
Manufacturing Process
10 nm
14 nm
Socket
BGA-1744
BGA-1528
Power Consumption
35-45 W
15 W
Max Turbo Power Consumption
115 W
-
Peak Operating Temperature
100°C
100 °C
CPU Performance
Performance Cores
6
2
Performance Core Threads
12
4
Performance Core Base Frequency
2.5 GHz
2.1 GHz
Performance Core Turbo Frequency
5 GHz
3.9 GHz
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
1.8 GHz
-
Efficiency Core Turbo Frequency
3.8 GHz
-
Total Core Count
14
2
Total Thread Count
20
4
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
21x
L1 Cache
80 K per core
64 K per core
L2 Cache
1280 K per core
256 K per core
L3 Cache
24 MB shared
4 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR4-2400, LPDDR3-2133
Max Memory Size
64 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
37.5 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
1450 MHz
1000 MHz
Shader Units
768
192
Texture Units
48
24
Raster Operation Units
24
3
Execution Units
96
24
Power Consumption
15 W
15 W
Max Resolution
-
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
1,934
800
Cinebench R23
18,257
1,720
Geekbench 6
2,361
1,177
Geekbench 5
1,793
914
Geekbench 6
12,172
2,189
Geekbench 5
13,317
1,894
Blender
253
24
Passmark CPU
3,676
2,126
Passmark CPU
27,949
3,841