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AMD FX-4320 vs AMD A6-6420B APU

Table of Contents



Overview:

Comparison between AMD FX-4320 and AMD A6-6420B APU

Both CPUs are manufactured by AMD. Both CPUs have the same base speed of 4.0 GHz. Both CPUs have the same turbo speed of 4.2 GHz. AMD FX-4320 has more cores (4) compared to AMD A6-6420B APU's 2 cores. Both CPUs support the same number of threads ().

Both CPUs belong to the same class: Desktop. AMD FX-4320 uses the AM3+ socket, while AMD A6-6420B APU uses the FM2 socket. AMD FX-4320 was launched in Q1 2016, while AMD A6-6420B APU was launched in Q4 2014. AMD FX-4320 has a larger L3 cache of 4 MB compared to AMD A6-6420B APU's MB.

Specification Summary

The AMD FX-4320 and AMD A6-6420B 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 FX-4320 has a base speed of 4.0 GHz, while the AMD A6-6420B APU runs at 4.0 GHz.
  • Turbo Boost: The AMD FX-4320 supports a turbo speed of 4.2 GHz, compared to 4.2 GHz for the AMD A6-6420B APU.
  • Cores: The AMD FX-4320 has 4 cores, while the AMD A6-6420B APU has 2 cores.
  • Threads: The AMD FX-4320 supports threads, compared to threads for the AMD A6-6420B APU.
  • Class: Both processors are designed for Desktop use.
  • Socket: The AMD FX-4320 uses the AM3+, while the AMD A6-6420B APU uses the FM2.
  • Launch Date: The AMD FX-4320 was launched on Q1 2016, while the AMD A6-6420B APU was released on Q4 2014.
  • L3 Cache: The AMD FX-4320 has 4 MB of L3 cache, compared to MB for the AMD A6-6420B APU.

Detailed Specifications:

Specs AMD FX-4320 AMD A6-6420B APU
AMD AMD
Manufacturer AMD AMD
Speed 4.0 GHz 4.0 GHz
Turbo 4.2 GHz 4.2 GHz
Cores 4 2
Threads
Class Desktop Desktop
Socket AM3+ FM2
Launched Q1 2016 Q4 2014
L3 Cache 4 MB MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

AMD FX-4320:



26%
AMD A6-6420B APU:
27%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

AMD FX-4320



4%
AMD A6-6420B APU:
2%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

AMD FX-4320: 95 watts



23.75%
AMD A6-6420B APU: 65 watts
16.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


AMD FX-4320 : Q1 2016 ✅

AMD A6-6420B APU : Q4 2014 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

AMD FX-4320



AMD A6-6420B APU


Pro's and Con's

AMD FX-4320 – Pros and Cons

Pros:

  • Larger L3 Cache: The AMD FX-4320 features a larger L3 cache of 4MB compared to the AMD A6-6420B 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.

Cons:

  • Higher Power Consumption: The AMD FX-4320 has a higher TDP of 95W compared to the AMD A6-6420B APU'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 A6-6420B APU – Pros and Cons

Pros:

  • Newer Release: The AMD A6-6420B APU was launched more recently (Q4 2014) compared to the AMD FX-4320 (Q1 2016). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Faster Single-Core Performance: With a single-threaded performance score of 1629, the AMD A6-6420B APU outperforms the AMD FX-4320 (score: 1564). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.

Cons:

  • Fewer Cores: The AMD A6-6420B APU has 2 cores, which is fewer than the AMD FX-4320's 4 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Lower Multi-Core Performance: In multi-threaded tasks, the AMD A6-6420B APU scores 1550, which is lower than the AMD FX-4320's score of 3150. This makes the AMD FX-4320 a better choice for heavy multitasking or parallel processing.


Productivity


AMD FX-4320
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.

AMD A6-6420B 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 FX-4320
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.

AMD A6-6420B APU
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

AMD FX-4320

The AMD FX-4320 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.

AMD A6-6420B APU

The AMD A6-6420B 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.