Intel Core i9 12900K vs Intel Core i9 14900HX
CPU Specs Compare
General Parameters
Release Date
Oct 2021
Jan 2024
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Raptor Lake Refresh
Processor Number
i9-12900K
i9-14900HX
Integrated Graphics
UHD Graphics 770
UHD Graphics (32EU)
Package
Manufacturing Process
10 nm
10 nm
Socket
LGA-1700
BGA-1964
Power Consumption
125 W
45-55 W
Peak Operating Temperature
100°C
100°C
Max Turbo Power Consumption
-
157 W
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
16
Performance Core Base Frequency
3,2 GHz
2.2 GHz
Performance Core Turbo Frequency
5.1 GHz
5.8 GHz
Efficiency Cores
8
16
Efficiency Core Threads
8
16
Efficiency Core Base Frequency
2.4 GHz
1.6 GHz
Efficiency Core Turbo Frequency
3.9 GHz
4.1 GHz
Total Core Count
16
24
Total Thread Count
24
32
Bus Frequency
100 MHz
100 MHz
Multiplier
32x
22x
L1 Cache
64 K per core
80 K per core
L2 Cache
14 MB shared
2 MB per core
L3 Cache
30 MB shared
36 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200
DDR5-5600, DDR4-3200
Max Memory Size
128 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
89.6 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1550 MHz
1650 MHz
Shader Units
256
256
Texture Units
16
16
Raster Operation Units
8
8
Execution Units
32
32
Power Consumption
15 W
45 W
📊 Benchmark
Cinebench R23
2,028
2,176
Cinebench R23
27,422
31,592
Geekbench 6
2,631
3,026
Geekbench 6
17,004
18,418
Blender
422
447
Cinebench 2024
-
129
Cinebench 2024
-
1,737
Passmark CPU
-
4,375
Passmark CPU
-
47,406