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Intel Core i7-9800X vs AMD Phenom II X6 1405T

Table of Contents



Overview:

Comparison between Intel Core i7-9800X and AMD Phenom II X6 1405T

Intel Core i7-9800X is manufactured by Intel, while AMD Phenom II X6 1405T is manufactured by AMD. Intel Core i7-9800X has a higher base speed of 3.8 GHz compared to AMD Phenom II X6 1405T's 3.0 GHz. Intel Core i7-9800X has a higher turbo speed of 4.5 GHz compared to AMD Phenom II X6 1405T's GHz. Intel Core i7-9800X has more cores (8) compared to AMD Phenom II X6 1405T's 6 cores. Intel Core i7-9800X supports more threads (16) compared to AMD Phenom II X6 1405T's 6 threads.

Both CPUs belong to the same class: Desktop. Intel Core i7-9800X uses the FCLGA2066 socket, while AMD Phenom II X6 1405T uses the AM2+,AM3 socket. Intel Core i7-9800X was launched in Q4 2018, while AMD Phenom II X6 1405T was launched in Q1 2018. Intel Core i7-9800X has a larger L3 cache of 17 MB compared to AMD Phenom II X6 1405T's 6 MB.

Specification Summary

The Intel Core i7-9800X and AMD Phenom II X6 1405T are two processors with distinct specifications. Below is a detailed comparison of their key features:

  • Manufacturer: Both processors are manufactured by Intel.
  • Speed: The Intel Core i7-9800X has a base speed of 3.8 GHz, while the AMD Phenom II X6 1405T runs at 3.0 GHz.
  • Turbo Boost: The Intel Core i7-9800X supports a turbo speed of 4.5 GHz, compared to GHz for the AMD Phenom II X6 1405T.
  • Cores: The Intel Core i7-9800X has 8 cores, while the AMD Phenom II X6 1405T has 6 cores.
  • Threads: The Intel Core i7-9800X supports 16 threads, compared to 6 threads for the AMD Phenom II X6 1405T.
  • Class: Both processors are designed for Desktop use.
  • Socket: The Intel Core i7-9800X uses the FCLGA2066, while the AMD Phenom II X6 1405T uses the AM2+,AM3.
  • Launch Date: The Intel Core i7-9800X was launched on Q4 2018, while the AMD Phenom II X6 1405T was released on Q1 2018.
  • L3 Cache: The Intel Core i7-9800X has 17 MB of L3 cache, compared to 6 MB for the AMD Phenom II X6 1405T.

Detailed Specifications:

Specs Intel Core i7-9800X AMD Phenom II X6 1405T
Intel AMD
Manufacturer Intel AMD
Speed 3.8 GHz 3.0 GHz
Turbo 4.5 GHz GHz
Cores 8 6
Threads 16 6
Class Desktop Desktop
Socket FCLGA2066 AM2+,AM3
Launched Q4 2018 Q1 2018
L3 Cache 17 MB 6 MB

Review:

Single Core Performance:


CPU Performance in single-threaded applications

Intel Core i7-9800X:



42%
AMD Phenom II X6 1405T:
20%
* More is Better

Multi Core Performance:


CPU Performance in multi-threaded applications

Intel Core i7-9800X



26%
AMD Phenom II X6 1405T:
4%
* More is Better

Power Efficiency:


Power Consumption of CPU under full load

Intel Core i7-9800X: 165 watts



41.25%
AMD Phenom II X6 1405T: 95 watts
23.75%
* Lower is Better

Launched Date:


Time when the CPU was launched


Intel Core i7-9800X : Q4 2018 ✅

AMD Phenom II X6 1405T : Q1 2018 ✅

* Newer is Better

CPU Launch FINAL SCORE:

CPU Final Rating Ratings

Intel Core i7-9800X



AMD Phenom II X6 1405T


Pro's and Con's

Intel Core i7-9800X – Pros and Cons

Pros:

  • Newer Release: The Intel Core i7-9800X was launched more recently (Q4 2018) compared to the AMD Phenom II X6 1405T (Q1 2018). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
  • Higher Base Clock Speed: The Intel Core i7-9800X has a higher base clock speed of 3.8 GHz compared to the AMD Phenom II X6 1405T's 3.0 GHz. This results in better performance for single-threaded tasks and general responsiveness.
  • Higher Turbo Boost Speed: The Intel Core i7-9800X supports a higher turbo boost speed of 4.5 GHz compared to the AMD Phenom II X6 1405T's GHz. This allows for better performance during peak workloads.
  • Faster Single-Core Performance: With a single-threaded performance score of 2573, the Intel Core i7-9800X outperforms the AMD Phenom II X6 1405T (score: 1247). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.
  • Larger L3 Cache: The Intel Core i7-9800X features a larger L3 cache of 17MB compared to the AMD Phenom II X6 1405T's 6MB. 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 Intel Core i7-9800X has a higher TDP of 165W compared to the AMD Phenom II X6 1405T's 95W. This means it may consume more power, leading to higher energy costs and potentially more heat generation, which could require better cooling solutions.

AMD Phenom II X6 1405T – Pros and Cons

Pros:

  • Higher CPU Mark Score: The AMD Phenom II X6 1405T has a higher CPU Mark score of NA compared to the Intel Core i7-9800X's 70.09. This indicates better overall performance across a wide range of tasks.

Cons:

  • Fewer Cores: The AMD Phenom II X6 1405T has 6 cores, which is fewer than the Intel Core i7-9800X's 8 cores. This could impact performance in multi-threaded workloads, such as rendering, compiling code, or running virtual machines.
  • Fewer Threads: The AMD Phenom II X6 1405T has 6 threads, which is fewer than the Intel Core i7-9800X's 16 threads. This may limit its ability to handle highly parallel workloads efficiently.
  • Lower Multi-Core Performance: In multi-threaded tasks, the AMD Phenom II X6 1405T scores 3335, which is lower than the Intel Core i7-9800X's score of 18092. This makes the Intel Core i7-9800X a better choice for heavy multitasking or parallel processing.


Productivity


Intel Core i7-9800X
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 Phenom II X6 1405T
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

Intel Core i7-9800X
Ideal for Mid Level level gaming (when paired with a dedicated GPU) and Mid Level level computing.

AMD Phenom II X6 1405T
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.



Verdict

Intel Core i7-9800X

The Intel Core i7-9800X 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 Phenom II X6 1405T

The AMD Phenom II X6 1405T 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.