Home Comparison Intel Core i9 9940X vs Intel Core i5 12600KF

Intel Core i9 9940X vs Intel Core i5 12600KF

Intel Core i9 9940X
VS
Intel Core i5 12600KF
Intel Core i9 9940X
Intel Core i5 12600KF
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i5 12600KF with 10 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 76.8GB/s)
Intel Core i5 12600KF 's Advantages
Released 3 years late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.7GHz vs 3.3GHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (125W vs 165W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i9 9940X
1228
Intel Core i5 12600KF +55%
1908
Cinebench R23 Multi Core
Intel Core i9 9940X
15351
Intel Core i5 12600KF +14%
17648
Geekbench 6 Single Core
Intel Core i9 9940X
1328
Intel Core i5 12600KF +95%
2597
Geekbench 6 Multi Core
Intel Core i9 9940X
9787
Intel Core i5 12600KF +32%
12937
Geekbench 5 Single Core
Intel Core i9 9940X
1189
Intel Core i5 12600KF +54%
1839
Geekbench 5 Multi Core
Intel Core i9 9940X +23%
14374
Intel Core i5 12600KF
11626
Passmark CPU Single Core
Intel Core i9 9940X
2608
Intel Core i5 12600KF +50%
3934
Passmark CPU Multi Core
Intel Core i9 9940X +3%
28355
Intel Core i5 12600KF
27408
Intel Core i9 9940X
VS
Intel Core i5 12600KF

General Parameters

Oct 2018
Release Date
Oct 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Alder Lake
i9-9940X
Processor Number
i5-12600KF
LGA-2066
Socket
LGA-1700
N/A
Integrated Graphics
No

Package

14 nm
Manufacturing Process
10 nm
165 W
Power Consumption
125 W
-
Max Turbo Power Consumption
150 W
88 °C
Peak Operating Temperature
100°C

CPU Performance

14
Performance Cores
6
28
Performance Core Threads
12
3.3 GHz
Performance Core Base Frequency
3.7 GHz
4.4 GHz
Performance Core Turbo Frequency
4.9 GHz
-
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
2.8 GHz
-
Efficiency Core Turbo Frequency
3.6 GHz
14
Total Core Count
10
28
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
37x
64 K per core
L1 Cache
80 K per core
1 MB per core
L2 Cache
9728 K shared
20 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2666
Memory Types
DDR5-4800, DDR4-3200
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i9 9940X
Official Website
Intel Core i5 12600KF
3.0
PCIe Version
5.0
44
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-

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