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AMD Ryzen 9 7900 vs AMD Sempron 3850 APU

Table of Contents



Overview:

Comparison between AMD Ryzen 9 7900 and AMD Sempron 3850 APU

Both CPUs are manufactured by AMD. AMD Ryzen 9 7900 has a higher base speed of 3.7 GHz compared to AMD Sempron 3850 APU's 1.3 GHz. AMD Ryzen 9 7900 has a higher turbo speed of 5.4 GHz compared to AMD Sempron 3850 APU's GHz. AMD Ryzen 9 7900 has more cores (12) compared to AMD Sempron 3850 APU's 4 cores. AMD Ryzen 9 7900 supports more threads (24) compared to AMD Sempron 3850 APU's 4 threads.

Both CPUs belong to the same class: Desktop. AMD Ryzen 9 7900 uses the AM5 socket, while AMD Sempron 3850 APU uses the AM1,FS1b socket. AMD Ryzen 9 7900 was launched in Q1 2023, while AMD Sempron 3850 APU was launched in Q2 2014. AMD Ryzen 9 7900 has a larger L3 cache of 64 MB compared to AMD Sempron 3850 APU's MB.

Specification Summary

The AMD Ryzen 9 7900 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 AMD.
  • Speed: The AMD Ryzen 9 7900 has a base speed of 3.7 GHz, while the AMD Sempron 3850 APU runs at 1.3 GHz.
  • Turbo Boost: The AMD Ryzen 9 7900 supports a turbo speed of 5.4 GHz, compared to GHz for the AMD Sempron 3850 APU.
  • Cores: The AMD Ryzen 9 7900 has 12 cores, while the AMD Sempron 3850 APU has 4 cores.
  • Threads: The AMD Ryzen 9 7900 supports 24 threads, compared to 4 threads for the AMD Sempron 3850 APU.
  • Class: Both processors are designed for Desktop use.
  • Socket: The AMD Ryzen 9 7900 uses the AM5, while the AMD Sempron 3850 APU uses the AM1,FS1b.
  • Launch Date: The AMD Ryzen 9 7900 was launched on Q1 2023, while the AMD Sempron 3850 APU was released on Q2 2014.
  • L3 Cache: The AMD Ryzen 9 7900 has 64 MB of L3 cache, compared to MB for the AMD Sempron 3850 APU.

Detailed Specifications:

Specs AMD Ryzen 9 7900 AMD Sempron 3850 APU
AMD AMD
Manufacturer AMD AMD
Speed 3.7 GHz 1.3 GHz
Turbo 5.4 GHz GHz
Cores 12 4
Threads 24 4
Class Desktop Desktop
Socket AM5 AM1,FS1b
Launched Q1 2023 Q2 2014
L3 Cache 64 MB MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

AMD Ryzen 9 7900:



69%
AMD Sempron 3850 APU:
7%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

AMD Ryzen 9 7900



70%
AMD Sempron 3850 APU:
1%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

AMD Ryzen 9 7900: 65 watts



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

Launched Date:


Time when the CPU was launched


AMD Ryzen 9 7900 : Q1 2023 ✅

AMD Sempron 3850 APU : Q2 2014 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

AMD Ryzen 9 7900



AMD Sempron 3850 APU


Pro's and Con's

AMD Ryzen 9 7900 – Pros and Cons

Pros:

  • Higher Base Clock Speed: The AMD Ryzen 9 7900 has a higher base clock speed of 3.7 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 AMD Ryzen 9 7900 supports a higher turbo boost speed of 5.4 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 4146, the AMD Ryzen 9 7900 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 AMD Ryzen 9 7900 features a larger L3 cache of 64MB 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 AMD Ryzen 9 7900 has a higher CPU Mark score of 128.30 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 AMD Ryzen 9 7900 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:

  • Newer Release: The AMD Sempron 3850 APU was launched more recently (Q2 2014) compared to the AMD Ryzen 9 7900 (Q1 2023). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.

Cons:

  • Fewer Cores: The AMD Sempron 3850 APU has 4 cores, which is fewer than the AMD Ryzen 9 7900's 12 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 AMD Ryzen 9 7900's 24 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 AMD Ryzen 9 7900's score of 48754. This makes the AMD Ryzen 9 7900 a better choice for heavy multitasking or parallel processing.


Productivity


AMD Ryzen 9 7900
This cpu Handles High End level office applications, web browsing, and media playback with ease. It can also be used for High End 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

AMD Ryzen 9 7900
Ideal for High End level gaming (when paired with a dedicated GPU) and High End level computing.

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



Verdict

AMD Ryzen 9 7900

The AMD Ryzen 9 7900 is a reliable and High End processor for your PC builds. It delivers excellent value for users with High End 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.