Intel Core i9 9940X vs Intel Core i5 12400F
CPU Specs Compare
General Parameters
Release Date
Oct 2018
Jan 2022
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Alder Lake
Processor Number
i9-9940X
i5-12400F
Integrated Graphics
N/A
No
Package
Manufacturing Process
14 nm
10 nm
Socket
LGA-2066
LGA-1700
Power Consumption
165 W
65 W
Peak Operating Temperature
88 °C
100°C
Max Turbo Power Consumption
-
117 W
CPU Performance
Performance Cores
14
6
Performance Core Threads
28
12
Performance Core Base Frequency
3.3 GHz
2.5 GHz
Performance Core Turbo Frequency
4.4 GHz
4.4 GHz
Total Core Count
14
6
Total Thread Count
28
12
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
25x
L1 Cache
64 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
20 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR4-2666
DDR5-4800, DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
76.8 GB/s
ECC Memory Support
No
No
Miscellaneous
📊 Benchmark
Cinebench R23
1,228
1,647
Cinebench R23
15,351
12,344
Geekbench 6
1,328
2,301
Geekbench 5
1,189
1,628
Geekbench 6
9,787
9,475
Geekbench 5
14,374
8,519
Cinebench 2024
-
102
Blender
-
210
Passmark CPU
-
3,513
Passmark CPU
-
19,551