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Intel Core i9-11900KB vs AMD Sempron 3850 APU

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Overview:

Comparison between Intel Core i9-11900KB and AMD Sempron 3850 APU

Intel Core i9-11900KB is manufactured by Intel, while AMD Sempron 3850 APU is manufactured by AMD. Intel Core i9-11900KB has a higher base speed of 3.3 GHz compared to AMD Sempron 3850 APU's 1.3 GHz. Intel Core i9-11900KB has a higher turbo speed of 4.9 GHz compared to AMD Sempron 3850 APU's GHz. Intel Core i9-11900KB has more cores (8) compared to AMD Sempron 3850 APU's 4 cores. Intel Core i9-11900KB supports more threads (16) compared to AMD Sempron 3850 APU's 4 threads.

Both CPUs belong to the same class: Desktop. Intel Core i9-11900KB uses the FCBGA1787 socket, while AMD Sempron 3850 APU uses the AM1,FS1b socket. Intel Core i9-11900KB was launched in Q3 2021, while AMD Sempron 3850 APU was launched in Q2 2014. Intel Core i9-11900KB has a larger L3 cache of 24 MB compared to AMD Sempron 3850 APU's MB.

Specification Summary

The Intel Core i9-11900KB and AMD Sempron 3850 APU 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 i9-11900KB has a base speed of 3.3 GHz, while the AMD Sempron 3850 APU runs at 1.3 GHz.
  • Turbo Boost: The Intel Core i9-11900KB supports a turbo speed of 4.9 GHz, compared to GHz for the AMD Sempron 3850 APU.
  • Cores: The Intel Core i9-11900KB has 8 cores, while the AMD Sempron 3850 APU has 4 cores.
  • Threads: The Intel Core i9-11900KB supports 16 threads, compared to 4 threads for the AMD Sempron 3850 APU.
  • Class: Both processors are designed for Desktop use.
  • Socket: The Intel Core i9-11900KB uses the FCBGA1787, while the AMD Sempron 3850 APU uses the AM1,FS1b.
  • Launch Date: The Intel Core i9-11900KB was launched on Q3 2021, while the AMD Sempron 3850 APU was released on Q2 2014.
  • L3 Cache: The Intel Core i9-11900KB has 24 MB of L3 cache, compared to MB for the AMD Sempron 3850 APU.

Detailed Specifications:

Specs Intel Core i9-11900KB AMD Sempron 3850 APU
Intel AMD
Manufacturer Intel AMD
Speed 3.3 GHz 1.3 GHz
Turbo 4.9 GHz GHz
Cores 8 4
Threads 16 4
Class Desktop Desktop
Socket FCBGA1787 AM1,FS1b
Launched Q3 2021 Q2 2014
L3 Cache 24 MB MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

Intel Core i9-11900KB:



55%
AMD Sempron 3850 APU:
7%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

Intel Core i9-11900KB



33%
AMD Sempron 3850 APU:
1%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

Intel Core i9-11900KB: 65 watts



16.25%
AMD Sempron 3850 APU: 25 watts
6.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


Intel Core i9-11900KB : Q3 2021 ✅

AMD Sempron 3850 APU : Q2 2014 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

Intel Core i9-11900KB



AMD Sempron 3850 APU


Pro's and Con's

Intel Core i9-11900KB – Pros and Cons

Pros:

  • Newer Release: The Intel Core i9-11900KB was launched more recently (Q3 2021) compared to the AMD Sempron 3850 APU (Q2 2014). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Base Clock Speed: The Intel Core i9-11900KB has a higher base clock speed of 3.3 GHz compared to the AMD Sempron 3850 APU's 1.3 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Higher Turbo Boost Speed: The Intel Core i9-11900KB supports a higher turbo boost speed of 4.9 GHz compared to the AMD Sempron 3850 APU's GHz. This allows for better performance during peak workloads.
  • Faster Single-Core Performance: With a single-threaded performance score of 3310, the Intel Core i9-11900KB outperforms the AMD Sempron 3850 APU (score: 448). 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 i9-11900KB features a larger L3 cache of 24MB compared to the AMD Sempron 3850 APU's MB. 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 i9-11900KB has a higher CPU Mark score of 42.51 compared to the AMD Sempron 3850 APU's 24.31. This indicates better overall performance across a wide range of tasks.

Cons:

  • Higher Power Consumption: The Intel Core i9-11900KB has a higher TDP of 65W compared to the AMD Sempron 3850 APU's 25W. This means it may consume more power, leading to higher energy costs and potentially more heat generation, which could require better cooling solutions.

AMD Sempron 3850 APU – Pros and Cons

Pros:

  • Not available

Cons:

  • Fewer Cores: The AMD Sempron 3850 APU has 4 cores, which is fewer than the Intel Core i9-11900KB's 8 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The AMD Sempron 3850 APU has 4 threads, which is fewer than the Intel Core i9-11900KB's 16 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the AMD Sempron 3850 APU scores 1156, which is lower than the Intel Core i9-11900KB's score of 22911. This makes the Intel Core i9-11900KB a better choice for heavy multitasking or parallel processing.


Productivity


Intel Core i9-11900KB
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.

AMD Sempron 3850 APU
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 i9-11900KB
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

AMD Sempron 3850 APU
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

Intel Core i9-11900KB

The Intel Core i9-11900KB 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.

AMD Sempron 3850 APU

The AMD Sempron 3850 APU 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.