Home > CPU Comparisons > Core i5 9400F or Core i3 10100: what's better?

Intel Core i5 9400F vs i3 10100

We compared two desktop CPUs: the 2.9 GHz Intel Core i5 9400F with 6-cores against the 3.6 GHz i3 10100 with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 10100 and 9400F
Advantages of Intel Core i5 9400F
  • Has 2 more physical cores
  • Has 3 MB larger L3 cache size
Advantages of Intel Core i3 10100
  • Newer - released 1-year and 4-months later
  • Includes an integrated GPU Intel UHD Graphics 630
  • 5% higher Turbo Boost frequency (4.3 GHz vs 4.1 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i5 9400F and i3 10100


Vendor Intel Intel
Released January 7, 2019 May 1, 2020
Launch price 189 USD -
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Coffee Lake Comet Lake-S
Model number i5-9400F i3-10100
Socket LGA-1151 BGA-1200
Integrated GPU No UHD Graphics 630


Cores 6 4
Threads 6 8
Base Frequency 2.9 GHz 3.6 GHz
Turbo Boost Frequency 4.1 GHz 4.3 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 29x 36x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 9MB (shared) 6MB (shared)
Unlocked Multiplier No No


Fabrication process 14 nm 14 nm
TDP 65 W 65 W
Max. temperature 100°C 100°C


Integrated Graphics - Intel UHD Graphics 630
GPU Base Clock - 350 MHz
GPU Boost Clock - 1000 MHz
Shading Units - 192
TMUs - 24
ROPs - 3
Execution Units - 24
TGP - 15 W
Max. Resolution - 4096x2304 - 60 Hz

Memory support

Memory types DDR4-2666 DDR4-2666
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 41.6 GB/s
ECC Support No No


Official site Intel Core i5 9400F official page Intel Core i3 10100 official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Extended instructions SSE4.1, SSE4.2, AVX-2 -

Cast your vote

Choose between two processors
76 (37.4%)
127 (62.6%)
Total votes: 203


So which CPU will you choose: Intel Core i3 10100 or i5 9400F?