Intel Core i5 12400 vs Intel Core i9 12900K
We compared two desktop CPUs: Intel Core i5 12400 with 6 cores 2.5GHz 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 i5 12400 's Advantages
Lower TDP (65W vs 125W)
Intel Core i9 12900K 's Advantages
Better graphics card performance
Higher base frequency (32GHz vs 2.5GHz)
Larger L3 cache size (30MB vs 18MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 12400
1647
Intel Core i9 12900K
+23%
2028
Cinebench R23 Multi Core
Intel Core i5 12400
12344
Intel Core i9 12900K
+122%
27422
Geekbench 6 Single Core
Intel Core i5 12400
2244
Intel Core i9 12900K
+17%
2631
Geekbench 6 Multi Core
Intel Core i5 12400
9793
Intel Core i9 12900K
+73%
17004
Cinebench 2024 Single Core
Intel Core i5 12400
102
Intel Core i9 12900K
+22%
125
Cinebench 2024 Multi Core
Intel Core i5 12400
701
Intel Core i9 12900K
+124%
1574
Blender
Intel Core i5 12400
194
Intel Core i9 12900K
+117%
422
Geekbench 5 Single Core
Intel Core i5 12400
1622
Intel Core i9 12900K
+21%
1970
Geekbench 5 Multi Core
Intel Core i5 12400
8662
Intel Core i9 12900K
+96%
17028
Passmark CPU Single Core
Intel Core i5 12400
3528
Intel Core i9 12900K
+18%
4173
Passmark CPU Multi Core
Intel Core i5 12400
19439
Intel Core i9 12900K
+112%
41390
General Parameters
Jan 2022
Release Date
Oct 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Alder Lake
i5-12400
Processor Number
i9-12900K
LGA-1700
Socket
LGA-1700
UHD Graphics 730
Integrated Graphics
UHD Graphics 770
-
-
-
Package
-
-
-
10 nm
Manufacturing Process
10 nm
-
-
-
65 W
Power Consumption
125 W
117 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
100°C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
2.5 GHz
Performance Core Base Frequency
3,2 GHz
4.4 GHz
Performance Core Turbo Frequency
5.1 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
2.4 GHz
-
Efficiency Core Turbo Frequency
3.9 GHz
6
Total Core Count
16
12
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
25x
Multiplier
32x
-
-
-
80 K per core
L1 Cache
64 K per core
1280 K per core
L2 Cache
14 MB shared
18 MB shared
L3 Cache
30 MB shared
No
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR5-4800, DDR4-3200
Memory Types
DDR5-4800, DDR4-3200
128 GB
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
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1450 MHz
GPU Max Dynamic Frequency
1550 MHz
192
Shader Units
256
48
Texture Units
16
24
Raster Operation Units
8
24
Execution Units
32
15 W
Power Consumption
15 W
3840x2160 - 60 Hz
Max Resolution
-
0.35 TFLOPS
Graphics Performance
0.78 TFLOPS
AI Accelerator
-
-
-
-
-
-
Miscellaneous
5.0
PCIe Version
5.0
20
PCIe Lanes
20
-
-
-
-
