🚀 CPU Launch

Home » Compare » AMD-A6-6400B-APU-vs-AMD-FX-670K-Quad-Core

AMD A6-6400B APU vs AMD FX-670K Quad-Core

Table of Contents



Overview:

Comparison between AMD A6-6400B APU and AMD FX-670K Quad-Core

Both CPUs are manufactured by AMD. AMD A6-6400B APU has a higher base speed of 3.9 GHz compared to AMD FX-670K Quad-Core's 3.7 GHz. AMD FX-670K Quad-Core has a higher turbo speed of 4.3 GHz compared to AMD A6-6400B APU's 4.1 GHz. AMD FX-670K Quad-Core has more cores (4) compared to AMD A6-6400B APU's 2 cores. Both CPUs support the same number of threads ().

Both CPUs belong to the same class: Desktop. Both CPUs use the same socket type: FM2. AMD A6-6400B APU was launched in Q1 2014, while AMD FX-670K Quad-Core was launched in Q2 2014. Both CPUs have the same L3 cache size of MB.

Specification Summary

The AMD A6-6400B APU and AMD FX-670K Quad-Core 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 A6-6400B APU has a base speed of 3.9 GHz, while the AMD FX-670K Quad-Core runs at 3.7 GHz.
  • Turbo Boost: The AMD A6-6400B APU supports a turbo speed of 4.1 GHz, compared to 4.3 GHz for the AMD FX-670K Quad-Core.
  • Cores: The AMD A6-6400B APU has 2 cores, while the AMD FX-670K Quad-Core has 4 cores.
  • Threads: The AMD A6-6400B APU supports threads, compared to threads for the AMD FX-670K Quad-Core.
  • Class: Both processors are designed for Desktop use.
  • Socket: The AMD A6-6400B APU uses the FM2, while the AMD FX-670K Quad-Core uses the FM2.
  • Launch Date: The AMD A6-6400B APU was launched on Q1 2014, while the AMD FX-670K Quad-Core was released on Q2 2014.
  • L3 Cache: The AMD A6-6400B APU has MB of L3 cache, compared to MB for the AMD FX-670K Quad-Core.

Detailed Specifications:

Specs AMD A6-6400B APU AMD FX-670K Quad-Core
AMD AMD
Manufacturer AMD AMD
Speed 3.9 GHz 3.7 GHz
Turbo 4.1 GHz 4.3 GHz
Cores 2 4
Threads
Class Desktop Desktop
Socket FM2 FM2
Launched Q1 2014 Q2 2014
L3 Cache MB MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

AMD A6-6400B APU:



26%
AMD FX-670K Quad-Core:
26%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

AMD A6-6400B APU



2%
AMD FX-670K Quad-Core:
4%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

AMD A6-6400B APU: 65 watts



16.25%
AMD FX-670K Quad-Core: 65 watts
16.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


AMD A6-6400B APU : Q1 2014 ✅

AMD FX-670K Quad-Core : Q2 2014 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

AMD A6-6400B APU



AMD FX-670K Quad-Core


Pro's and Con's

AMD A6-6400B APU – Pros and Cons

Pros:

  • Higher Base Clock Speed: The AMD A6-6400B APU has a higher base clock speed of 3.9 GHz compared to the AMD FX-670K Quad-Core's 3.7 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Faster Single-Core Performance: With a single-threaded performance score of 1608, the AMD A6-6400B APU outperforms the AMD FX-670K Quad-Core (score: 1578). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.

Cons:

  • Fewer Cores: The AMD A6-6400B APU has 2 cores, which is fewer than the AMD FX-670K Quad-Core'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 A6-6400B APU scores 1616, which is lower than the AMD FX-670K Quad-Core's score of 2980. This makes the AMD FX-670K Quad-Core a better choice for heavy multitasking or parallel processing.

AMD FX-670K Quad-Core – Pros and Cons

Pros:

  • Newer Release: The AMD FX-670K Quad-Core was launched more recently (Q2 2014) compared to the AMD A6-6400B APU (Q1 2014). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Turbo Boost Speed: The AMD FX-670K Quad-Core supports a higher turbo boost speed of 4.3 GHz compared to the AMD A6-6400B APU's 4.1 GHz. This allows for better performance during peak workloads.

Cons:

  • Not available


Productivity


AMD A6-6400B 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.

AMD FX-670K Quad-Core
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 A6-6400B APU
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.

AMD FX-670K Quad-Core
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

AMD A6-6400B APU

The AMD A6-6400B 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.

AMD FX-670K Quad-Core

The AMD FX-670K Quad-Core 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.