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AMD Ryzen 5 PRO 5645 vs AMD Ryzen 9 3950X

Table of Contents



Overview:

Comparison between AMD Ryzen 5 PRO 5645 and AMD Ryzen 9 3950X

Both CPUs are manufactured by AMD. AMD Ryzen 5 PRO 5645 has a higher base speed of 3.7 GHz compared to AMD Ryzen 9 3950X's 3.5 GHz. AMD Ryzen 9 3950X has a higher turbo speed of 4.7 GHz compared to AMD Ryzen 5 PRO 5645's 4.6 GHz. AMD Ryzen 9 3950X has more cores (16) compared to AMD Ryzen 5 PRO 5645's 6 cores. AMD Ryzen 9 3950X supports more threads (32) compared to AMD Ryzen 5 PRO 5645's 12 threads.

Both CPUs belong to the same class: Desktop. Both CPUs use the same socket type: AM4. AMD Ryzen 5 PRO 5645 was launched in Q3 2022, while AMD Ryzen 9 3950X was launched in Q4 2019. AMD Ryzen 9 3950X has a larger L3 cache of 64 MB compared to AMD Ryzen 5 PRO 5645's 32 MB.

Specification Summary

The AMD Ryzen 5 PRO 5645 and AMD Ryzen 9 3950X 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 5 PRO 5645 has a base speed of 3.7 GHz, while the AMD Ryzen 9 3950X runs at 3.5 GHz.
  • Turbo Boost: The AMD Ryzen 5 PRO 5645 supports a turbo speed of 4.6 GHz, compared to 4.7 GHz for the AMD Ryzen 9 3950X.
  • Cores: The AMD Ryzen 5 PRO 5645 has 6 cores, while the AMD Ryzen 9 3950X has 16 cores.
  • Threads: The AMD Ryzen 5 PRO 5645 supports 12 threads, compared to 32 threads for the AMD Ryzen 9 3950X.
  • Class: Both processors are designed for Desktop use.
  • Socket: The AMD Ryzen 5 PRO 5645 uses the AM4, while the AMD Ryzen 9 3950X uses the AM4.
  • Launch Date: The AMD Ryzen 5 PRO 5645 was launched on Q3 2022, while the AMD Ryzen 9 3950X was released on Q4 2019.
  • L3 Cache: The AMD Ryzen 5 PRO 5645 has 32 MB of L3 cache, compared to 64 MB for the AMD Ryzen 9 3950X.

Detailed Specifications:

Specs AMD Ryzen 5 PRO 5645 AMD Ryzen 9 3950X
AMD AMD
Manufacturer AMD AMD
Speed 3.7 GHz 3.5 GHz
Turbo 4.6 GHz 4.7 GHz
Cores 6 16
Threads 12 32
Class Desktop Desktop
Socket AM4 AM4
Launched Q3 2022 Q4 2019
L3 Cache 32 MB 64 MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

AMD Ryzen 5 PRO 5645:



57%
AMD Ryzen 9 3950X:
45%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

AMD Ryzen 5 PRO 5645



31%
AMD Ryzen 9 3950X:
56%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

AMD Ryzen 5 PRO 5645: watts



0%
AMD Ryzen 9 3950X: 105 watts
26.25%
* Lower is Better

Launched Date:


Time when the CPU was launched


AMD Ryzen 5 PRO 5645 : Q3 2022 ✅

AMD Ryzen 9 3950X : Q4 2019 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

AMD Ryzen 5 PRO 5645



AMD Ryzen 9 3950X


Pro's and Con's

AMD Ryzen 5 PRO 5645 – Pros and Cons

Pros:

  • Higher Base Clock Speed: The AMD Ryzen 5 PRO 5645 has a higher base clock speed of 3.7 GHz compared to the AMD Ryzen 9 3950X's 3.5 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Faster Single-Core Performance: With a single-threaded performance score of 3441, the AMD Ryzen 5 PRO 5645 outperforms the AMD Ryzen 9 3950X (score: 2703). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.
  • Higher CPU Mark Score: The AMD Ryzen 5 PRO 5645 has a higher CPU Mark score of NA compared to the AMD Ryzen 9 3950X's 139.95. This indicates better overall performance across a wide range of tasks.

Cons:

  • Fewer Cores: The AMD Ryzen 5 PRO 5645 has 6 cores, which is fewer than the AMD Ryzen 9 3950X's 16 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The AMD Ryzen 5 PRO 5645 has 12 threads, which is fewer than the AMD Ryzen 9 3950X's 32 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the AMD Ryzen 5 PRO 5645 scores 21904, which is lower than the AMD Ryzen 9 3950X's score of 38713. This makes the AMD Ryzen 9 3950X a better choice for heavy multitasking or parallel processing.

AMD Ryzen 9 3950X – Pros and Cons

Pros:

  • Newer Release: The AMD Ryzen 9 3950X was launched more recently (Q4 2019) compared to the AMD Ryzen 5 PRO 5645 (Q3 2022). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Turbo Boost Speed: The AMD Ryzen 9 3950X supports a higher turbo boost speed of 4.7 GHz compared to the AMD Ryzen 5 PRO 5645's 4.6 GHz. This allows for better performance during peak workloads.
  • Larger L3 Cache: The AMD Ryzen 9 3950X features a larger L3 cache of 64MB compared to the AMD Ryzen 5 PRO 5645's 32MB. 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 Ryzen 9 3950X has a higher TDP of 105W compared to the AMD Ryzen 5 PRO 5645's W. This means it may consume more power, leading to higher energy costs and potentially more heat generation, which could require better cooling solutions.


Productivity


AMD Ryzen 5 PRO 5645
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 Ryzen 9 3950X
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.


Gaming

AMD Ryzen 5 PRO 5645
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

AMD Ryzen 9 3950X
Ideal for High End level gaming (when paired with a dedicated GPU) and High End level computing.



Verdict

AMD Ryzen 5 PRO 5645

The AMD Ryzen 5 PRO 5645 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 Ryzen 9 3950X

The AMD Ryzen 9 3950X 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.