Intel Core i3 8145U vs Intel Core i9 12900K
CPU Specs Compare
General Parameters
Release Date
Aug 2018
Oct 2021
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Whiskey Lake
Alder Lake
Processor Number
i3-8145U
i9-12900K
Integrated Graphics
UHD Graphics 620
UHD Graphics 770
Package
Manufacturing Process
14 nm
10 nm
Socket
BGA-1528
LGA-1700
Power Consumption
15 W
125 W
Peak Operating Temperature
100 °C
100°C
CPU Performance
Performance Cores
2
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.1 GHz
3,2 GHz
Performance Core Turbo Frequency
3.9 GHz
5.1 GHz
Total Core Count
2
16
Total Thread Count
4
24
Bus Frequency
100 MHz
100 MHz
Multiplier
21x
32x
L1 Cache
64 K per core
64 K per core
L2 Cache
256 K per core
14 MB shared
L3 Cache
4 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
2.4 GHz
Efficiency Core Turbo Frequency
-
3.9 GHz
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR5-4800, DDR4-3200
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
76.8 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1000 MHz
1550 MHz
Shader Units
192
256
Texture Units
24
16
Raster Operation Units
3
8
Execution Units
24
32
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
-
Miscellaneous
📊 Benchmark
Cinebench R23
800
2,028
Cinebench R23
1,720
27,422
Geekbench 6
1,177
2,631
Geekbench 5
914
-
Geekbench 6
2,189
17,004
Geekbench 5
1,894
-
Blender
24
422
Passmark CPU
2,126
-
Passmark CPU
3,841
-