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Intel Core i5 9400F vs i3 9300

We compared two desktop CPUs: the 2.9 GHz Intel Core i5 9400F with 6-cores against the 3.7 GHz i3 9300 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 Consumption
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 9300 and 9400F
Advantages of Intel Core i5 9400F
  • Supports up to 128 GB DDR4-2666 RAM
  • Has 2 physical cores more than the 9300
  • Has 1 MB larger L3 cache size
  • Around 4.1 GB/s (11%) higher theoretical memory bandwidth
Advantages of Intel Core i3 9300
  • Includes an integrated GPU Intel UHD Graphics 630
  • Consumes up to 5% less energy than the Core i5 9400F – 62 vs 65 Watt
  • 5% higher Turbo Boost frequency (4.3 GHz vs 4.1 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R20 (Single-Core)
Cinebench R20 (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 9300


Vendor Intel Intel
Released January 7, 2019 April 23, 2019
Launch price 189 USD 152 USD
Type Desktop Desktop
Codename Coffee Lake Coffee Lake
Model number i5-9400F i3-9300
Socket LGA-1151 LGA-1151
Integrated GPU No Intel UHD Graphics 630


Cores 6 4
Threads 6 4
Base Frequency 2.9 GHz 3.7 GHz
Turbo Boost Frequency 4.1 GHz 4.3 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 29x 37x
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) 8MB (shared)
Unlocked Multiplier No No


Fabrication Process 14 nm 14 nm
TDP 65 W 62 W
Max. temperature 100°C 100°C

Memory support

Memory types DDR4-2666 DDR4-2400
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 37.5 GB/s
ECC Support No No


Official site Intel Core i5 9400F official page Intel Core i3 9300 official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Instruction Set SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

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So which CPU will you choose: Intel Core i3 9300 or i5 9400F?