Intel Core i5 9400F vs Intel Core i9 9920X
We compared two desktop CPUs: Intel Core i5 9400F with 6 cores 2.9GHz and Intel Core i9 9920X with 12 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 9400F 's Advantages
Lower TDP (65W vs 165W)
Intel Core i9 9920X 's Advantages
Larger memory bandwidth (85GB/s vs 41.6GB/s)
Higher base frequency (3.5GHz vs 2.9GHz)
Larger L3 cache size (19MB vs 9MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 9400F
1014
Intel Core i9 9920X
+5%
1067
Cinebench R23 Multi Core
Intel Core i5 9400F
5579
Intel Core i9 9920X
+165%
14793
Geekbench 6 Single Core
Intel Core i5 9400F
1396
Intel Core i9 9920X
1389
Geekbench 6 Multi Core
Intel Core i5 9400F
+69%
5142
Intel Core i9 9920X
3027
Geekbench 5 Single Core
Intel Core i5 9400F
1067
Intel Core i9 9920X
+9%
1171
Geekbench 5 Multi Core
Intel Core i5 9400F
4806
Intel Core i9 9920X
+159%
12494
Passmark CPU Single Core
Intel Core i5 9400F
2453
Intel Core i9 9920X
+6%
2608
Passmark CPU Multi Core
Intel Core i5 9400F
9511
Intel Core i9 9920X
+163%
25060
General Parameters
Jan 2019
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Skylake
i5-9400F
Processor Number
i9-9920X
LGA-1151
Socket
LGA-2066
N/A
Integrated Graphics
N/A
-
-
-
Package
-
-
-
14 nm
Manufacturing Process
14 nm
-
-
-
65 W
Power Consumption
165 W
-
-
-
100 °C
Peak Operating Temperature
92 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
6
Performance Cores
12
6
Performance Core Threads
24
2.9 GHz
Performance Core Base Frequency
3.5 GHz
4.1 GHz
Performance Core Turbo Frequency
4.4 GHz
-
-
-
-
-
-
-
-
-
-
-
-
6
Total Core Count
12
6
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
29x
Multiplier
35x
-
-
-
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
9 MB shared
L3 Cache
19 MB shared
No
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
41.6 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
AI Accelerator
-
-
-
-
-
-
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
44
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
-
