CPU Compare

Intel Core i9-12900KS

Intel Core i5-6400

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Core i9-12900KS
90
Core i5-6400
40
Performance
Measure performance when all cores are involved
Core i9-12900KS
67
Core i5-6400
8
Power Efficiency
The efficiency score of electricity consumption
Core i9-12900KS
19
Core i5-6400
5
SysReqs Overall Score
Generic CPU rating
Core i9-12900KS
59
Core i5-6400
18

Benchmarks

Comparing the performance of CPUs in benchmarks
Passmark CPU (Single-Core)
Core i9-12900KS
4374
Core i5-6400
1966
Passmark CPU (Multi-Core)
Core i9-12900KS
44532
Core i5-6400
5172
Geekbench CPU (Single-Core)
Core i9-12900KS
2706
Core i5-6400
1125
Geekbench CPU (Multi-Core)
Core i9-12900KS
16136
Core i5-6400
3069

Specifications

Comparing technical specifications of the Intel Core i9-12900KS and Intel Core i5-6400

General

Manufacturer Intel Intel
Name Core i9-12900KS Core i5-6400
Segment Desktop Desktop
Codename Alder Lake Skylake
Release Date Apr 2022 Aug 2015
Integrated Graphics Intel UHD Graphics 770 Intel HD Graphics 530
Unlocked Multiplier Yes No

CPU

Cores 16 4
Threads 24 4
Base Clock 3.40 2.70
Turbo Clock 5.20 0.00
L1 Cache 640 KB 256 KB
L2 Cache 10 MB 1 MB
L3 Cache 30 MB 6 MB

Package

Lithography 10 nm 14 nm
Socket LGA 1700 LGA1151
TDP 150 65
Back to List