Comparison between Intel Core i5-9400 and Intel Core i7-7700
Both CPUs are manufactured by Intel.
Intel Core i7-7700 has a higher base speed of 3.6 GHz compared to Intel Core i5-9400's 2.9 GHz.
Intel Core i7-7700 has a higher turbo speed of 4.2 GHz compared to Intel Core i5-9400's 4.1 GHz.
Intel Core i5-9400 has more cores (6) compared to Intel Core i7-7700's 4 cores.
Intel Core i7-7700 supports more threads (8) compared to Intel Core i5-9400's 6 threads.
Both CPUs belong to the same class: Desktop.
Intel Core i5-9400 uses the FCLGA1151-2 socket, while Intel Core i7-7700 uses the LGA1151 socket.
Intel Core i5-9400 was launched in Q1 2019, while Intel Core i7-7700 was launched in Q4 2016.
Intel Core i5-9400 has a larger L3 cache of 9 MB compared to Intel Core i7-7700's 8 MB.
Specification Summary
The Intel Core i5-9400 and Intel Core i7-7700 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 i5-9400 has a base speed of 2.9 GHz, while the Intel Core i7-7700 runs at 3.6 GHz.
Turbo Boost: The Intel Core i5-9400 supports a turbo speed of 4.1 GHz, compared to 4.2 GHz for the Intel Core i7-7700.
Cores: The Intel Core i5-9400 has 6 cores, while the Intel Core i7-7700 has 4 cores.
Threads: The Intel Core i5-9400 supports 6 threads, compared to 8 threads for the Intel Core i7-7700.
Class: Both processors are designed for Desktop use.
Socket: The Intel Core i5-9400 uses the FCLGA1151-2, while the Intel Core i7-7700 uses the LGA1151.
Launch Date: The Intel Core i5-9400 was launched on Q1 2019, while the Intel Core i7-7700 was released on Q4 2016.
L3 Cache: The Intel Core i5-9400 has 9 MB of L3 cache, compared to 8 MB for the Intel Core i7-7700.
Detailed Specifications:
Specs
Intel Core i5-9400
Intel Core i7-7700
Manufacturer
Intel
Intel
Speed
2.9 GHz
3.6 GHz
Turbo
4.1 GHz
4.2 GHz
Cores
6
4
Threads
6
8
Class
Desktop
Desktop
Socket
FCLGA1151-2
LGA1151
Launched
Q1 2019
Q4 2016
L3 Cache
9 MB
8 MB
Review:
Single Core Performance:
CPU Performance in single-threaded applications
Intel Core i5-9400:
40%
Intel Core i7-7700:
40%
* More is Better
Multi Core Performance:
CPU Performance in multi-threaded applications
Intel Core i5-9400
13%
Intel Core i7-7700:
12%
* More is Better
Power Efficiency:
Power Consumption of CPU under full load
Intel Core i5-9400: 65 watts
16.25%
Intel Core i7-7700: 65 watts
16.25%
* Lower is Better
Launched Date:
Time when the CPU was launched
Intel Core i5-9400 : Q1 2019 ✅
Intel Core i7-7700 : Q4 2016 ✅
* Newer is Better
CPU Launch FINAL SCORE:
CPU Final Rating Ratings
Intel Core i5-9400
Intel Core i7-7700
Pro's and Con's
Intel Core i5-9400 – Pros and Cons
Pros:
Larger L3 Cache: The Intel Core i5-9400 features a larger L3 cache of 9MB compared to the Intel Core i7-7700's 8MB. 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 Intel Core i5-9400 has a higher CPU Mark score of 89.77 compared to the Intel Core i7-7700's 84.33. This indicates better overall performance across a wide range of tasks.
Cons:
Fewer Threads: The Intel Core i5-9400 has 6 threads, which is fewer than the Intel Core i7-7700's 8 threads. This may limit its ability to handle highly parallel workloads efficiently.
Intel Core i7-7700 – Pros and Cons
Pros:
Newer Release: The Intel Core i7-7700 was launched more recently (Q4 2016) compared to the Intel Core i5-9400 (Q1 2019). This means it benefits from the latest advancements in technology, improved efficiency, and potentially better software optimization.
Higher Base Clock Speed: The Intel Core i7-7700 has a higher base clock speed of 3.6 GHz compared to the Intel Core i5-9400's 2.9 GHz. This results in better performance for single-threaded tasks and general responsiveness.
Higher Turbo Boost Speed: The Intel Core i7-7700 supports a higher turbo boost speed of 4.2 GHz compared to the Intel Core i5-9400's 4.1 GHz. This allows for better performance during peak workloads.
Faster Single-Core Performance: With a single-threaded performance score of 2451, the Intel Core i7-7700 outperforms the Intel Core i5-9400 (score: 2435). This makes it better suited for tasks that rely on single-core performance, such as gaming or everyday productivity.
Cons:
Fewer Cores: The Intel Core i7-7700 has 4 cores, which is fewer than the Intel Core i5-9400's 6 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 Intel Core i7-7700 scores 8644, which is lower than the Intel Core i5-9400's score of 9373. This makes the Intel Core i5-9400 a better choice for heavy multitasking or parallel processing.
Productivity
Intel Core i5-9400
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.
Intel Core i7-7700
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 i5-9400
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.
Intel Core i7-7700
Ideal for Entry Level level gaming (when paired with a dedicated GPU) and Entry Level level computing.
Verdict
Intel Core i5-9400
The Intel Core i5-9400 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.
Intel Core i7-7700
The Intel Core i7-7700 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.
