Intel Core i5 9400F vs i5 7600K

We compared two desktop CPUs: the 2.9 GHz Intel Core i5 9400F with 6-cores against the 3.8 GHz i5 7600K 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 7600K and 9400F
Advantages of Intel Core i5 9400F
  • Supports up to 128 GB DDR4-2666 RAM
  • Newer - released 2-years and 1-month later
  • Has 2 more physical cores
  • Has 3 MB larger L3 cache size
  • Consumes up to 29% less energy than the Core i5 7600K – 65 vs 91 Watt
  • Around 5.84 GB/s (16%) higher theoretical memory bandwidth
Advantages of Intel Core i5 7600K
  • Includes an integrated GPU Intel HD Graphics 630
  • 2% higher Turbo Boost frequency (4.2 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)
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Full technical specification of Intel Core i5 9400F and i5 7600K


Vendor Intel Intel
Released January 7, 2019 January 3, 2017
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Coffee Lake Kaby Lake
Model number i5-9400F i5-7600K
Socket LGA-1151 LGA-1151
Integrated GPU No HD Graphics 630


Cores 6 4
Threads 6 4
Base Frequency 2.9 GHz 3.8 GHz
Turbo Boost Frequency 4.1 GHz 4.2 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 29x 38x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 256K (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 91 W
Max. temperature 100°C 100°C


Integrated Graphics - Intel HD Graphics 630
GPU Base Clock - 350 MHz
GPU Boost Clock - 1150 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 DDR4-2400, DDR3L-1600
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 35.76 GB/s
ECC Support No No


Official site Intel Core i5 9400F official page Intel Core i5 7600K official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Extended instructions SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

Cast your vote

Choose between two processors
6 (75%)
2 (25%)
Total votes: 8


So which CPU will you choose: Intel Core i5 7600K or i5 9400F?