Intel Core i5 6400 vs Intel Core i9 11900KF
CPU Specs Compare
General Parameters
Release Date
Sep 2015
Mar 2021
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Rocket Lake
Processor Number
i5-6400
i9-11900KF
Integrated Graphics
HD Graphics 530
No
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-1151
LGA-1200
Power Consumption
65 W
125 W
Peak Operating Temperature
-
100°C
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.7 GHz
3.5 GHz
Performance Core Turbo Frequency
3.3 GHz
5.3 GHz
Total Core Count
4
8
Total Thread Count
4
16
Bus Frequency
100 MHz
100 MHz
Multiplier
27x
35x
L1 Cache
64 K per core
64 K per core
L2 Cache
256 K per core
512 K per core
L3 Cache
6 MB shared
16 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR4-3200
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
34.1 GB/s
50 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
-
GPU Max Dynamic Frequency
950 MHz
-
Miscellaneous
📊 Benchmark
Cinebench R23
898
1,653
Cinebench R23
3,214
14,197
Geekbench 6
1,143
2,536
Geekbench 5
853
1,768
Geekbench 6
3,312
10,374
Geekbench 5
2,805
10,209
Blender
49
218
Passmark CPU
1,961
3,557
Passmark CPU
5,151
25,246