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The Core i5-8400 is at least 2x faster gaming CPU than the Celeron G3900, however, it's a worse value for money, as it's $81.00 more expensive!

Advantages of the Core i5-8400

  • At least 2x faster CPU for gaming
  • Can execute more multi-threaded tasks simultaneously – 6 vs 2 threads

Advantages of the Celeron G3900

  • Up to 68% cheaper – $39.00 vs $120.00
  • A better value for money for gaming
  • Consumes up to 22% less energy – 51 vs 65 Watts

Core i5-8400 vs Celeron G3900 for Gaming

The CPU's performance in selected game and settings

Core i5-8400 vs Celeron G3900 in My Games

The FPS you'll get in saved games, click on a game to change it

The FPS you'll get in saved games, click on a game to change it

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Synthetic Benchmarks

The Core i5-8400 vs Celeron G3900 in synthetic CPU benchmarks

Intel Core i5-8400 Logo

Core i5-8400

Oct 5th, 2017


Geekbench 6 Single-Core

1385

100%

Geekbench 6 Multi-Core

4969

100%

Intel Celeron G3900 Logo

Celeron G3900

Sep 1st, 2015


Geekbench 6 Single-Core

611

44%

Geekbench 6 Multi-Core

1047

21%

Performance Specifications

The Core i5-8400 vs Celeron G3900 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

100%

Turbo Frequency

4 GHz

100%

Max. DDR4 RAM Speed

2666 MHz

100%

Intel Celeron G3900 Logo

Celeron G3900

Sep 1st, 2015


Cores

2-core

33%

L3 Cache

4 MB

44%


Base Frequency

2.8 GHz

100%

Turbo Frequency

GHz

Max. DDR4 RAM Speed

2133 MHz

80%

Specifications

Comparison of all specifications

Intel Core i5-8400 Logo

Core i5-8400

Specifications

Comparison of all specifications

Intel Celeron G3900 Logo

Celeron G3900

General
Oct 5th, 2017
Release DateSep 1st, 2015
$182.00MSRPNot Available
Desktop
Segment
Desktop
Intel Socket 1151SocketIntel Socket 1151
Coffee LakeCodenameSkylake
65 WPower Consumption
51 W
Performance
6
Cores2
6
Threads2
2.8 GHzBase Frequency2.8 GHz
4.0 GHzTurbo FrequencyNon-Turbo
9 MB
L3 Cache4 MB
Other Features
DDR4 @ 2666 MHzRAMDDR3 @ 2133 MHz, DDR4 @ 2133 MHz
UHD Graphics 630Integrated GraphicsIntel HD 510
NoOverclockableNo

Core i5-8400 and Celeron G3900 vs Other CPUs

The most compared CPUs against the Core i5-8400 and Celeron G3900

The most compared CPUs against the Core i5-8400 and Celeron G3900

CPUs Compared for Gaming

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