Intel Core i9 12900 vs Intel Core i9 12900K
We compared two desktop CPUs: Intel Core i9 12900 with 16 cores 2.4GHz and Intel Core i9 12900K with 16 cores 32GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 12900 's Advantages
Lower TDP (65W vs 125W)
Intel Core i9 12900K 's Advantages
Integrated graphics card
Higher specification of memory (4800 vs 4800)
Newer PCIe version (5.0 vs 5)
Higher base frequency (32GHz vs 2.4GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 12900
1988
Intel Core i9 12900K
+2%
2028
Cinebench R23 Multi Core
Intel Core i9 12900
26454
Intel Core i9 12900K
+3%
27422
Geekbench 6 Single Core
Intel Core i9 12900
+3%
2727
Intel Core i9 12900K
2631
Geekbench 6 Multi Core
Intel Core i9 12900
13396
Intel Core i9 12900K
+26%
17004
Blender
Intel Core i9 12900
183
Intel Core i9 12900K
+130%
422
General Parameters
Jan 2022
Release Date
Oct 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
-
Instruction Set
x86-64
Alder Lake-S
Core Architecture
Alder Lake
-
Processor Number
i9-12900K
Intel Socket 1700
Socket
LGA-1700
UHD Graphics 770
Integrated Graphics
UHD Graphics 770
Core i9 (Alder Lake-S)
Generation
-
Package
-
-
-
10 nm
Manufacturing Process
10 nm
-
-
-
65 W
Power Consumption
125 W
-
-
-
72 °C
Peak Operating Temperature
100°C
Intel
Foundry
-
215 mm²
Die Size
-
-
-
-
-
-
-
-
-
-
CPU Performance
8
Performance Cores
8
16
Performance Core Threads
16
2.4 GHz
Performance Core Base Frequency
3,2 GHz
5.1 GHz
Performance Core Turbo Frequency
5.1 GHz
8
Efficiency Cores
8
8
Efficiency Core Threads
8
1800 MHz
Efficiency Core Base Frequency
2.4 GHz
3.8 GHz
Efficiency Core Turbo Frequency
3.9 GHz
16
Total Core Count
16
24
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
24.0
Multiplier
32x
-
-
-
80 KB per core
L1 Cache
64 K per core
1.25 MB per core
L2 Cache
14 MB shared
30 MB shared
L3 Cache
30 MB shared
Yes
Unlocked Multiplier
Yes
-
-
-
-
1
SMP
-
-
-
-
-
-
-
Memory Parameters
DDR4-3200, DDR5-4800
Memory Types
DDR5-4800, DDR4-3200
-
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1550 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
-
Execution Units
32
-
Power Consumption
15 W
-
-
-
-
Graphics Performance
0.78 TFLOPS
AI Accelerator
-
-
-
-
-
-
