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Intel Core i3-11100B vs Intel Core i5-9400T

Table of Contents



Overview:

Comparison between Intel Core i3-11100B and Intel Core i5-9400T

Both CPUs are manufactured by Intel. Intel Core i3-11100B has a higher base speed of 3.6 GHz compared to Intel Core i5-9400T's 1.8 GHz. Intel Core i3-11100B has a higher turbo speed of 4.4 GHz compared to Intel Core i5-9400T's 3.4 GHz. Intel Core i5-9400T has more cores (6) compared to Intel Core i3-11100B's 4 cores. Intel Core i3-11100B supports more threads (8) compared to Intel Core i5-9400T's 6 threads.

Both CPUs belong to the same class: Desktop. Intel Core i3-11100B uses the socket, while Intel Core i5-9400T uses the FCLGA1151-2 socket. Intel Core i3-11100B was launched in Q4 2021, while Intel Core i5-9400T was launched in Q3 2019. Intel Core i3-11100B has a larger L3 cache of 12 MB compared to Intel Core i5-9400T's 9 MB.

Specification Summary

The Intel Core i3-11100B and Intel Core i5-9400T 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 i3-11100B has a base speed of 3.6 GHz, while the Intel Core i5-9400T runs at 1.8 GHz.
  • Turbo Boost: The Intel Core i3-11100B supports a turbo speed of 4.4 GHz, compared to 3.4 GHz for the Intel Core i5-9400T.
  • Cores: The Intel Core i3-11100B has 4 cores, while the Intel Core i5-9400T has 6 cores.
  • Threads: The Intel Core i3-11100B supports 8 threads, compared to 6 threads for the Intel Core i5-9400T.
  • Class: Both processors are designed for Desktop use.
  • Socket: The Intel Core i3-11100B uses the , while the Intel Core i5-9400T uses the FCLGA1151-2.
  • Launch Date: The Intel Core i3-11100B was launched on Q4 2021, while the Intel Core i5-9400T was released on Q3 2019.
  • L3 Cache: The Intel Core i3-11100B has 12 MB of L3 cache, compared to 9 MB for the Intel Core i5-9400T.

Detailed Specifications:

Specs Intel Core i3-11100B Intel Core i5-9400T
Intel Intel
Manufacturer Intel Intel
Speed 3.6 GHz 1.8 GHz
Turbo 4.4 GHz 3.4 GHz
Cores 4 6
Threads 8 6
Class Desktop Desktop
Socket FCLGA1151-2
Launched Q4 2021 Q3 2019
L3 Cache 12 MB 9 MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

Intel Core i3-11100B:



48%
Intel Core i5-9400T:
35%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

Intel Core i3-11100B



16%
Intel Core i5-9400T:
12%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

Intel Core i3-11100B: 65 watts



16.25%
Intel Core i5-9400T: 35 watts
8.75%
* Lower is Better

Launched Date:


Time when the CPU was launched


Intel Core i3-11100B : Q4 2021 ✅

Intel Core i5-9400T : Q3 2019 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

Intel Core i3-11100B



Intel Core i5-9400T


Pro's and Con's

Intel Core i3-11100B – Pros and Cons

Pros:

  • Newer Release: The Intel Core i3-11100B was launched more recently (Q4 2021) compared to the Intel Core i5-9400T (Q3 2019). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Base Clock Speed: The Intel Core i3-11100B has a higher base clock speed of 3.6 GHz compared to the Intel Core i5-9400T's 1.8 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Higher Turbo Boost Speed: The Intel Core i3-11100B supports a higher turbo boost speed of 4.4 GHz compared to the Intel Core i5-9400T's 3.4 GHz. This allows for better performance during peak workloads.
  • Faster Single-Core Performance: With a single-threaded performance score of 2912, the Intel Core i3-11100B outperforms the Intel Core i5-9400T (score: 2112). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.
  • Larger L3 Cache: The Intel Core i3-11100B features a larger L3 cache of 12MB compared to the Intel Core i5-9400T's 9MB. A larger cache improves performance in memory-intensive tasks, such as video editing or 3D rendering, by reducing latency and speeding up data access.
  • Higher CPU Mark Score: The Intel Core i3-11100B has a higher CPU Mark score of NA compared to the Intel Core i5-9400T's 45.78. This indicates better overall performance across a wide range of tasks.

Cons:

  • Fewer Cores: The Intel Core i3-11100B has 4 cores, which is fewer than the Intel Core i5-9400T's 6 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Higher Power Consumption: The Intel Core i3-11100B has a higher TDP of 65W compared to the Intel Core i5-9400T's 35W. This means it may consume more power, leading to higher energy costs and potentially more heat generation, which could require better cooling solutions.

Intel Core i5-9400T – Pros and Cons

Pros:

  • Not available

Cons:

  • Fewer Threads: The Intel Core i5-9400T has 6 threads, which is fewer than the Intel Core i3-11100B's 8 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the Intel Core i5-9400T scores 8332, which is lower than the Intel Core i3-11100B's score of 11357. This makes the Intel Core i3-11100B a better choice for heavy multitasking or parallel processing.


Productivity


Intel Core i3-11100B
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 i5-9400T
This cpu Handles Entry Level level office applications, web browsing, and media playback with ease. It can also be used for Entry Level level multitasking or CPU-intensive tasks like video editing or 3D rendering.


Gaming

Intel Core i3-11100B
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

Intel Core i5-9400T
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

Intel Core i3-11100B

The Intel Core i3-11100B 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 i5-9400T

The Intel Core i5-9400T is a reliable and Entry Level processor for your PC builds. It delivers excellent value for users with Entry Level computing needs or those building a New PC.