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The Core i5-8400 is a slower gaming CPU than the Core i7-7740X, however, it's a better value for money, as it's €209.46 cheaper!

Advantages of the Core i5-8400

  • Up to 54% cheaper€176.90 vs €386.36
  • A better value for money for gaming
  • Consumes up to 42% less energy65 vs 112 Watts
  • Has an integrated GPU, while the Core i7-7740X cannot run games without a dedicated GPU

Advantages of the Core i7-7740X

  • A faster CPU for gaming
  • Can execute more multi-threaded tasks simultaneously – 8 vs 6 threads

Core i5-8400 vs Core i7-7740X for Gaming

The CPU's performance in selected game and settings

Core i5-8400 vs Core i7-7740X in My Games

The FPS you'll get in saved games

The FPS you'll get in saved games

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Synthetic Benchmarks

The Core i5-8400 vs Core i7-7740X in synthetic CPU benchmarks

Intel Core i5-8400 Logo

Core i5-8400

Oct 5th, 2017


Geekbench 6 Single-Core

1375

84%

Geekbench 6 Multi-Core

4817

92%

Intel Core i7-7740X Logo

Core i7-7740X

Jun 26th, 2017


Geekbench 6 Single-Core

1635

100%

Geekbench 6 Multi-Core

5255

100%

Performance Specifications

The Core i5-8400 vs Core i7-7740X in core CPU performance specifications

Intel Core i5-8400 Logo

Core i5-8400

Oct 5th, 2017


Cores

6-core

100%

L3 Cache

9 MB

100%


Base Frequency

2.8 GHz

65%

Turbo Frequency

4 GHz

89%

Max. DDR4 RAM Speed

2666 MHz

100%

Intel Core i7-7740X Logo

Core i7-7740X

Jun 26th, 2017


Cores

4-core

67%

L3 Cache

8 MB

89%


Base Frequency

4.3 GHz

100%

Turbo Frequency

4.5 GHz

100%

Max. DDR4 RAM Speed

MHz

CPUs / Processors

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