Intel Core i9 12900H vs Intel Core i5 6400
CPU Specs Compare
General Parameters
Release Date
Jan 2022
Sep 2015
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
Skylake
Processor Number
i9-12900H
i5-6400
Integrated Graphics
Iris Xe Graphics (96EU)
HD Graphics 530
Package
Manufacturing Process
10 nm
14 nm
Socket
BGA-1744
LGA-1151
Power Consumption
35-45 W
65 W
Max Turbo Power Consumption
115 W
-
Peak Operating Temperature
100°C
-
CPU Performance
Performance Cores
6
4
Performance Core Threads
12
4
Performance Core Base Frequency
2.5 GHz
2.7 GHz
Performance Core Turbo Frequency
5 GHz
3.3 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
4
Total Thread Count
20
4
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
27x
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
6 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR4-2133, DDR3L-1600
Max Memory Size
64 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
34.1 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1450 MHz
950 MHz
Shader Units
768
-
Texture Units
48
-
Raster Operation Units
24
-
Execution Units
96
-
Power Consumption
15 W
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,906
898
Cinebench R23
16,503
3,214
Geekbench 6
2,397
1,143
Geekbench 5
1,839
853
Geekbench 6
11,973
3,312
Geekbench 5
12,692
2,805
Blender
227
49
Passmark CPU
3,811
1,961
Passmark CPU
28,264
5,151