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Intel Core i7-11700B vs Intel Core i9-9940X

Table of Contents



Overview:

Comparison between Intel Core i7-11700B and Intel Core i9-9940X

Both CPUs are manufactured by Intel. Intel Core i9-9940X has a higher base speed of 3.3 GHz compared to Intel Core i7-11700B's 3.2 GHz. Intel Core i7-11700B has a higher turbo speed of 4.8 GHz compared to Intel Core i9-9940X's 4.5 GHz. Intel Core i9-9940X has more cores (14) compared to Intel Core i7-11700B's 8 cores. Intel Core i9-9940X supports more threads (28) compared to Intel Core i7-11700B's 16 threads.

Both CPUs belong to the same class: Desktop. Intel Core i7-11700B uses the FCBGA1787 socket, while Intel Core i9-9940X uses the FCLGA2066 socket. Intel Core i7-11700B was launched in Q4 2021, while Intel Core i9-9940X was launched in Q4 2018. Intel Core i7-11700B has a larger L3 cache of 24 MB compared to Intel Core i9-9940X's 19 MB.

Specification Summary

The Intel Core i7-11700B and Intel Core i9-9940X 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 i7-11700B has a base speed of 3.2 GHz, while the Intel Core i9-9940X runs at 3.3 GHz.
  • Turbo Boost: The Intel Core i7-11700B supports a turbo speed of 4.8 GHz, compared to 4.5 GHz for the Intel Core i9-9940X.
  • Cores: The Intel Core i7-11700B has 8 cores, while the Intel Core i9-9940X has 14 cores.
  • Threads: The Intel Core i7-11700B supports 16 threads, compared to 28 threads for the Intel Core i9-9940X.
  • Class: Both processors are designed for Desktop use.
  • Socket: The Intel Core i7-11700B uses the FCBGA1787, while the Intel Core i9-9940X uses the FCLGA2066.
  • Launch Date: The Intel Core i7-11700B was launched on Q4 2021, while the Intel Core i9-9940X was released on Q4 2018.
  • L3 Cache: The Intel Core i7-11700B has 24 MB of L3 cache, compared to 19 MB for the Intel Core i9-9940X.

Detailed Specifications:

Specs Intel Core i7-11700B Intel Core i9-9940X
Intel Intel
Manufacturer Intel Intel
Speed 3.2 GHz 3.3 GHz
Turbo 4.8 GHz 4.5 GHz
Cores 8 14
Threads 16 28
Class Desktop Desktop
Socket FCBGA1787 FCLGA2066
Launched Q4 2021 Q4 2018
L3 Cache 24 MB 19 MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

Intel Core i7-11700B:



55%
Intel Core i9-9940X:
43%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

Intel Core i7-11700B



32%
Intel Core i9-9940X:
40%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

Intel Core i7-11700B: 65 watts



16.25%
Intel Core i9-9940X: 165 watts
41.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


Intel Core i7-11700B : Q4 2021 ✅

Intel Core i9-9940X : Q4 2018 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

Intel Core i7-11700B



Intel Core i9-9940X


Pro's and Con's

Intel Core i7-11700B – Pros and Cons

Pros:

  • Newer Release: The Intel Core i7-11700B was launched more recently (Q4 2021) compared to the Intel Core i9-9940X (Q4 2018). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Turbo Boost Speed: The Intel Core i7-11700B supports a higher turbo boost speed of 4.8 GHz compared to the Intel Core i9-9940X's 4.5 GHz. This allows for better performance during peak workloads.
  • Faster Single-Core Performance: With a single-threaded performance score of 3306, the Intel Core i7-11700B outperforms the Intel Core i9-9940X (score: 2629). 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 i7-11700B features a larger L3 cache of 24MB compared to the Intel Core i9-9940X's 19MB. 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 i7-11700B has a higher CPU Mark score of NA compared to the Intel Core i9-9940X's 30.21. This indicates better overall performance across a wide range of tasks.

Cons:

  • Fewer Cores: The Intel Core i7-11700B has 8 cores, which is fewer than the Intel Core i9-9940X's 14 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The Intel Core i7-11700B has 16 threads, which is fewer than the Intel Core i9-9940X's 28 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the Intel Core i7-11700B scores 22315, which is lower than the Intel Core i9-9940X's score of 28064. This makes the Intel Core i9-9940X a better choice for heavy multitasking or parallel processing.

Intel Core i9-9940X – Pros and Cons

Pros:

  • Higher Base Clock Speed: The Intel Core i9-9940X has a higher base clock speed of 3.3 GHz compared to the Intel Core i7-11700B's 3.2 GHz. This results in better performance for single-threaded tasks and general responsiveness.

Cons:

  • Higher Power Consumption: The Intel Core i9-9940X has a higher TDP of 165W compared to the Intel Core i7-11700B'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 i7-11700B
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 i9-9940X
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 i7-11700B
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

Intel Core i9-9940X
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.



Verdict

Intel Core i7-11700B

The Intel Core i7-11700B 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 i9-9940X

The Intel Core i9-9940X 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.