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Intel Core i5-11400 vs Intel Core i9-9920X

Table of Contents



Overview:

Comparison between Intel Core i5-11400 and Intel Core i9-9920X

Both CPUs are manufactured by Intel. Intel Core i9-9920X has a higher base speed of 3.5 GHz compared to Intel Core i5-11400's 2.6 GHz. Intel Core i9-9920X has a higher turbo speed of 4.5 GHz compared to Intel Core i5-11400's 4.4 GHz. Intel Core i9-9920X has more cores (12) compared to Intel Core i5-11400's 6 cores. Intel Core i9-9920X supports more threads (24) compared to Intel Core i5-11400's 12 threads.

Both CPUs belong to the same class: Desktop. Intel Core i5-11400 uses the FCLGA1200 socket, while Intel Core i9-9920X uses the FCLGA2066 socket. Intel Core i5-11400 was launched in Q1 2021, while Intel Core i9-9920X was launched in Q4 2018. Intel Core i9-9920X has a larger L3 cache of 19 MB compared to Intel Core i5-11400's 12 MB.

Specification Summary

The Intel Core i5-11400 and Intel Core i9-9920X are two processors with distinct specifications. Below is a detailed comparison of their key features:

  • Manufacturer: Both processors are manufactured by Intel.
  • Speed: The Intel Core i5-11400 has a base speed of 2.6 GHz, while the Intel Core i9-9920X runs at 3.5 GHz.
  • Turbo Boost: The Intel Core i5-11400 supports a turbo speed of 4.4 GHz, compared to 4.5 GHz for the Intel Core i9-9920X.
  • Cores: The Intel Core i5-11400 has 6 cores, while the Intel Core i9-9920X has 12 cores.
  • Threads: The Intel Core i5-11400 supports 12 threads, compared to 24 threads for the Intel Core i9-9920X.
  • Class: Both processors are designed for Desktop use.
  • Socket: The Intel Core i5-11400 uses the FCLGA1200, while the Intel Core i9-9920X uses the FCLGA2066.
  • Launch Date: The Intel Core i5-11400 was launched on Q1 2021, while the Intel Core i9-9920X was released on Q4 2018.
  • L3 Cache: The Intel Core i5-11400 has 12 MB of L3 cache, compared to 19 MB for the Intel Core i9-9920X.

Detailed Specifications:

Specs Intel Core i5-11400 Intel Core i9-9920X
Intel Intel
Manufacturer Intel Intel
Speed 2.6 GHz 3.5 GHz
Turbo 4.4 GHz 4.5 GHz
Cores 6 12
Threads 12 24
Class Desktop Desktop
Socket FCLGA1200 FCLGA2066
Launched Q1 2021 Q4 2018
L3 Cache 12 MB 19 MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

Intel Core i5-11400:



50%
Intel Core i9-9920X:
43%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

Intel Core i5-11400



24%
Intel Core i9-9920X:
36%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

Intel Core i5-11400: 65 watts



16.25%
Intel Core i9-9920X: 165 watts
41.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


Intel Core i5-11400 : Q1 2021 ✅

Intel Core i9-9920X : Q4 2018 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

Intel Core i5-11400



Intel Core i9-9920X


Pro's and Con's

Intel Core i5-11400 – Pros and Cons

Pros:

  • Faster Single-Core Performance: With a single-threaded performance score of 3022, the Intel Core i5-11400 outperforms the Intel Core i9-9920X (score: 2639). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.
  • Higher CPU Mark Score: The Intel Core i5-11400 has a higher CPU Mark score of 135.32 compared to the Intel Core i9-9920X's 83.84. This indicates better overall performance across a wide range of tasks.

Cons:

  • Fewer Cores: The Intel Core i5-11400 has 6 cores, which is fewer than the Intel Core i9-9920X's 12 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The Intel Core i5-11400 has 12 threads, which is fewer than the Intel Core i9-9920X's 24 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the Intel Core i5-11400 scores 16983, which is lower than the Intel Core i9-9920X's score of 25163. This makes the Intel Core i9-9920X a better choice for heavy multitasking or parallel processing.

Intel Core i9-9920X – Pros and Cons

Pros:

  • Newer Release: The Intel Core i9-9920X was launched more recently (Q4 2018) compared to the Intel Core i5-11400 (Q1 2021). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Base Clock Speed: The Intel Core i9-9920X has a higher base clock speed of 3.5 GHz compared to the Intel Core i5-11400's 2.6 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Higher Turbo Boost Speed: The Intel Core i9-9920X supports a higher turbo boost speed of 4.5 GHz compared to the Intel Core i5-11400's 4.4 GHz. This allows for better performance during peak workloads.
  • Larger L3 Cache: The Intel Core i9-9920X features a larger L3 cache of 19MB compared to the Intel Core i5-11400's 12MB. A larger cache improves performance in memory-intensive tasks, such as video editing or 3D rendering, by reducing latency and speeding up data access.

Cons:

  • Higher Power Consumption: The Intel Core i9-9920X has a higher TDP of 165W compared to the Intel Core i5-11400's 65W. This means it may consume more power, leading to higher energy costs and potentially more heat generation, which could require better cooling solutions.


Productivity


Intel Core i5-11400
This cpu Handles Mid Level level office applications, web browsing, and media playback with ease. It can also be used for Mid Level level multitasking or CPU-intensive tasks like video editing or 3D rendering.

Intel Core i9-9920X
This cpu Handles Mid Level level office applications, web browsing, and media playback with ease. It can also be used for Mid Level level multitasking or CPU-intensive tasks like video editing or 3D rendering.


Gaming

Intel Core i5-11400
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

Intel Core i9-9920X
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.



Verdict

Intel Core i5-11400

The Intel Core i5-11400 is a reliable and Mid Level processor for your PC builds. It delivers excellent value for users with Mid Level computing needs or those building a New PC.

Intel Core i9-9920X

The Intel Core i9-9920X is a reliable and Mid Level processor for your PC builds. It delivers excellent value for users with Mid Level computing needs or those building a New PC.