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AMD Ryzen 7 9800X3D vs AMD Athlon X4 840

Table of Contents



Overview:

Comparison between AMD Ryzen 7 9800X3D and AMD Athlon X4 840

Both CPUs are manufactured by AMD. AMD Ryzen 7 9800X3D has a higher base speed of 4.7 GHz compared to AMD Athlon X4 840's 3.1 GHz. AMD Ryzen 7 9800X3D has a higher turbo speed of 5.2 GHz compared to AMD Athlon X4 840's 3.8 GHz. AMD Ryzen 7 9800X3D has more cores (8) compared to AMD Athlon X4 840's 4 cores. AMD Ryzen 7 9800X3D supports more threads (16) compared to AMD Athlon X4 840's threads.

Both CPUs belong to the same class: Desktop. AMD Ryzen 7 9800X3D uses the AM5 socket, while AMD Athlon X4 840 uses the FM2+ socket. AMD Ryzen 7 9800X3D was launched in Q4 2024, while AMD Athlon X4 840 was launched in Q1 2015. AMD Ryzen 7 9800X3D has a larger L3 cache of 96 MB compared to AMD Athlon X4 840's MB.

Specification Summary

The AMD Ryzen 7 9800X3D and AMD Athlon X4 840 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 7 9800X3D has a base speed of 4.7 GHz, while the AMD Athlon X4 840 runs at 3.1 GHz.
  • Turbo Boost: The AMD Ryzen 7 9800X3D supports a turbo speed of 5.2 GHz, compared to 3.8 GHz for the AMD Athlon X4 840.
  • Cores: The AMD Ryzen 7 9800X3D has 8 cores, while the AMD Athlon X4 840 has 4 cores.
  • Threads: The AMD Ryzen 7 9800X3D supports 16 threads, compared to threads for the AMD Athlon X4 840.
  • Class: Both processors are designed for Desktop use.
  • Socket: The AMD Ryzen 7 9800X3D uses the AM5, while the AMD Athlon X4 840 uses the FM2+.
  • Launch Date: The AMD Ryzen 7 9800X3D was launched on Q4 2024, while the AMD Athlon X4 840 was released on Q1 2015.
  • L3 Cache: The AMD Ryzen 7 9800X3D has 96 MB of L3 cache, compared to MB for the AMD Athlon X4 840.

Detailed Specifications:

Specs AMD Ryzen 7 9800X3D AMD Athlon X4 840
AMD AMD
Manufacturer AMD AMD
Speed 4.7 GHz 3.1 GHz
Turbo 5.2 GHz 3.8 GHz
Cores 8 4
Threads 16
Class Desktop Desktop
Socket AM5 FM2+
Launched Q4 2024 Q1 2015
L3 Cache 96 MB MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

AMD Ryzen 7 9800X3D:



74%
AMD Athlon X4 840:
24%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

AMD Ryzen 7 9800X3D



58%
AMD Athlon X4 840:
4%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

AMD Ryzen 7 9800X3D: 120 watts



30%
AMD Athlon X4 840: 65 watts
16.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


AMD Ryzen 7 9800X3D : Q4 2024 ✅

AMD Athlon X4 840 : Q1 2015 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

AMD Ryzen 7 9800X3D



AMD Athlon X4 840


Pro's and Con's

AMD Ryzen 7 9800X3D – Pros and Cons

Pros:

  • Newer Release: The AMD Ryzen 7 9800X3D was launched more recently (Q4 2024) compared to the AMD Athlon X4 840 (Q1 2015). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Base Clock Speed: The AMD Ryzen 7 9800X3D has a higher base clock speed of 4.7 GHz compared to the AMD Athlon X4 840's 3.1 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Higher Turbo Boost Speed: The AMD Ryzen 7 9800X3D supports a higher turbo boost speed of 5.2 GHz compared to the AMD Athlon X4 840's 3.8 GHz. This allows for better performance during peak workloads.
  • Faster Single-Core Performance: With a single-threaded performance score of 4447, the AMD Ryzen 7 9800X3D outperforms the AMD Athlon X4 840 (score: 1488). 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 7 9800X3D features a larger L3 cache of 96MB compared to the AMD Athlon X4 840'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 7 9800X3D has a higher CPU Mark score of 52.64 compared to the AMD Athlon X4 840's 26.55. This indicates better overall performance across a wide range of tasks.

Cons:

  • Higher Power Consumption: The AMD Ryzen 7 9800X3D has a higher TDP of 120W compared to the AMD Athlon X4 840'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.

AMD Athlon X4 840 – Pros and Cons

Pros:

  • Not available

Cons:

  • Fewer Cores: The AMD Athlon X4 840 has 4 cores, which is fewer than the AMD Ryzen 7 9800X3D's 8 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The AMD Athlon X4 840 has threads, which is fewer than the AMD Ryzen 7 9800X3D's 16 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the AMD Athlon X4 840 scores 3318, which is lower than the AMD Ryzen 7 9800X3D's score of 40198. This makes the AMD Ryzen 7 9800X3D a better choice for heavy multitasking or parallel processing.


Productivity


AMD Ryzen 7 9800X3D
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 Athlon X4 840
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 7 9800X3D
Ideal for High End level gaming (when paired with a dedicated GPU) and High End level computing.

AMD Athlon X4 840
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

AMD Ryzen 7 9800X3D

The AMD Ryzen 7 9800X3D 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 Athlon X4 840

The AMD Athlon X4 840 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.