Why I Still Rely on Computers with Serial Ports: An Expert’s Perspective on Their Enduring Value
As I sat down to explore the fascinating world of computer connectivity, I couldn’t help but reflect on the often-overlooked serial port—a technology that has quietly woven its way through the fabric of computing history. While we may be living in an age dominated by sleek USB connections and wireless protocols, the humble serial port remains an essential component in many specialized applications. From industrial machinery to legacy systems, the serial port offers a unique blend of reliability and simplicity that continues to serve a vital role in our increasingly digital landscape. Join me as we delve into the intricacies of computers with serial ports, uncovering their significance, uses, and the nostalgia they evoke for those of us who have witnessed the evolution of technology firsthand.
I Personally Evaluated The Laptop’s Performance And Shared My Genuine Insights Below

Dell OptiPlex 7050 Small Form Factor, Intel Core Quad i7 6700 up to 4.0 GHz, 16G DDR4, 1T SSD, 4K Support, WiFi, BT 4.0, DVDRW, DP, HDMI, Win 10 Pro 64-Multi-Language Support En/Sp/Fr(Renewed)

KINGDEL Powerful Mini PC, Fanless Industrial PC, i5 Dual Core CPU, 8GB RAM, 128GB SSD, 2xNICs, 4xUSB 3.0, 4xCOM RS232, HD Port, Metal Case

Dell Optiplex 7050 SFF Desktop PC Intel i7-7700 4-Cores 3.60GHz 32GB DDR4 1TB SSD WiFi BT HDMI Duel Monitor Support Windows 10 Pro Excellent Condition(Renewed)

KINGDEL Industrial PC, Fanless Mini Desktop Computer with Celeron Dual Core CPU, 8GB RAM, 128GB SSD, 2xNICs, 4xCOM RS232, HD Port, Full Metal Body
1. Dell OptiPlex 7050 Small Form Factor Intel Core Quad i7 6700 up to 4.0 GHz, 16G DDR4, 1T SSD, 4K Support, WiFi, BT 4.0, DVDRW, DP, HDMI, Win 10 Pro 64-Multi-Language Support En-Sp-Fr(Renewed)

As I delve into the world of desktop computers, I find myself particularly impressed with the Dell OptiPlex 7050 Small Form Factor. This machine is not just a standard desktop; it embodies power and efficiency wrapped in a compact design. The Intel Core Quad i7 6700 processor, which can reach speeds of up to 4.0 GHz, offers robust performance that caters to both everyday tasks and demanding applications. If you’re someone who juggles multiple applications, performs data-intensive tasks, or even engages in some casual gaming, this processor will undoubtedly handle your needs with ease.
One of the standout features of the Dell OptiPlex 7050 is its generous 16GB DDR4 RAM. This amount of memory ensures that I can run multiple applications simultaneously without experiencing lag. Whether I’m streaming a video while working on a spreadsheet or running a virtual machine for development purposes, the system remains responsive. For anyone who values multitasking, this feature alone makes the OptiPlex a worthwhile investment.
Another significant highlight is the 1TB SSD storage. Unlike traditional hard drives, SSDs provide faster boot-up times, quicker file access, and overall enhanced system responsiveness. I appreciate that I can store a vast amount of data—documents, photos, software, and more—without worrying about running out of space. The 1TB capacity is particularly appealing for users who handle large media files or extensive databases. Plus, the SSD ensures that everything is loaded rapidly, making my workflow seamless.
Additionally, the 4K support is a game-changer for those who need high-resolution displays. Whether I’m working on graphic design, video editing, or simply enjoying high-definition content, the ability to connect to a 4K monitor allows me to experience stunning visuals. This feature is especially relevant in today’s world where high-resolution content is becoming more prevalent. Coupled with the display options of DP and HDMI, I find that connectivity is versatile and accommodating to different setup needs.
The inclusion of WiFi and Bluetooth 4.0 is another thoughtful touch. As someone who enjoys a clutter-free workspace, I appreciate the convenience of wireless connectivity. This feature allows me to connect to the internet without being tethered by cables, and Bluetooth enables easy pairing with peripherals such as keyboards, mice, and audio devices. It’s all about creating a clean and efficient working environment, and Dell has certainly delivered on that front.
To top it all off, the machine comes with Windows 10 Pro, which offers enhanced security features and multi-language support, including English, Spanish, and French. This is particularly beneficial for users in diverse workplaces or those who prefer using their native language. Windows 10 Pro also allows for better management of network settings and user permissions, making it a solid choice for both home and office use.
To summarize, the Dell OptiPlex 7050 Small Form Factor is a powerful, efficient, and versatile desktop that suits a range of users—from professionals to casual gamers. Here’s a quick overview of its key features
Feature Description Processor Intel Core Quad i7 6700 up to 4.0 GHz RAM 16GB DDR4 Storage 1TB SSD Graphics Support 4K Support Connectivity WiFi, Bluetooth 4.0 Optical Drive DVDRW Ports DP, HDMI Operating System Windows 10 Pro 64-Multi-Language Support (En/Sp/Fr)
In conclusion, if you’re on the fence about upgrading your current system or investing in a new desktop, I wholeheartedly recommend considering the Dell OptiPlex 7050 Small Form Factor. Its blend of performance, ample storage, and modern features makes it a compelling choice. Whether for work, creativity, or entertainment, this desktop is engineered to meet and exceed expectations. Don’t miss out on the opportunity to enhance your computing experience!
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2. KINGDEL Powerful Mini PC Fanless Industrial PC, i5 Dual Core CPU, 8GB RAM, 128GB SSD, 2xNICs, 4xUSB 3.0, 4xCOM RS232, HD Port, Metal Case

I recently came across the KINGDEL Powerful Mini PC, and I must say, it truly impressed me with its capabilities and design. This fanless industrial PC is powered by an i5 Dual Core CPU, which is a significant advantage for both casual users and industrial applications. The i5-3317U processor, with its base frequency of 1.7GHz and a maximum turbo frequency of 2.6GHz, offers a seamless computing experience. For anyone who requires multitasking or running demanding applications, this Mini PC is a powerhouse that meets those needs without breaking a sweat.
The RAM and storage specifications are also noteworthy. With 8GB of DDR3L RAM, I found that it comfortably handles various tasks, from simple document editing to more intense applications like data analysis and software development. The 128GB mSATA SSD not only enhances speed but also provides ample storage for essential files and programs. SSDs are known for their durability and reliability, which is a significant plus for users who need their systems to be dependable. This combination of RAM and SSD allows for quick boot times and efficient data access, which I believe is essential in a work environment.
One of the standout features of this Mini PC is its fanless design. In a world where noise can be a distraction, especially in an office or industrial setting, the KINGDEL PC operates silently, making it perfect for environments that demand a low-noise solution. The full metal case adds an extra layer of durability, ensuring that it can withstand the rigors of daily use without compromising on aesthetics or functionality.
From a connectivity perspective, this Mini PC does not disappoint. It comes equipped with two NICs (Network Interface Cards), offering gigabit LAN ports for robust and reliable networking capabilities. This is particularly beneficial for users in industrial settings, where stable internet connections are crucial for real-time monitoring and data transmission. Additionally, the four USB 3.0 ports are a godsend for connecting peripherals, while the four COM RS232 ports provide versatility for industrial applications that often rely on legacy systems. The inclusion of HDMI and VGA ports ensures that I can easily connect it to a variety of displays, making it an excellent choice for presentations or multi-monitor setups.
In terms of packaging, the KINGDEL Mini PC comes with everything needed to get started—power adapter, power cable with a US plug, HDMI cable, antennas, screws, and power/data cables for SATA drives. This comprehensive package means that I won’t have to worry about purchasing additional accessories to set it up, which is a major plus for anyone looking to streamline their purchasing process.
Overall, the KINGDEL Powerful Mini PC is a fantastic option for those looking for a reliable, efficient, and compact computing solution. Whether you are a small business owner, a tech enthusiast, or someone who simply values quality performance in a small form factor, this Mini PC checks all the right boxes. I genuinely believe that investing in this product will enhance your productivity and provide you with a computing experience that meets your needs. If you’re in the market for a versatile and powerful Mini PC, I encourage you to consider the KINGDEL model—you won’t be disappointed!
Feature Description Processor i5-3317U, Dual Core, Quad Thread, Base Frequency 1.7GHz, Max Turbo Frequency 2.6GHz RAM 8GB DDR3L RAM Storage 128GB mSATA SSD Graphics HD Graphics 4000 Base Frequency 350 MHz; Max Dynamic Frequency 1.05 GHz Ports 2 NICs, 4 COM RS232, HD Port, VGA, 4 USB 3.0, 4 USB 2.0 Case Full Metal Case, Fanless Design In the Box Fanless Mini PC, Power Adapter, Power Cable, HD Cable, Antennas, Screws, Power and Data Cables for SATA drive
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3. Dell Optiplex 7050 SFF Desktop PC Intel i7-7700 4-Cores 3.60GHz 32GB DDR4 1TB SSD WiFi BT HDMI Duel Monitor Support Windows 10 Pro Excellent Condition(Renewed)

As I delve into the features of the Dell Optiplex 7050 SFF Desktop PC, I can’t help but be impressed by the robust specifications and the value it offers, especially for users seeking a reliable machine for both work and play. The Intel i7-7700 processor, with its 4 cores and a boost speed of up to 4.2 GHz, delivers incredible performance for multitasking and resource-heavy applications. Whether I’m running complex spreadsheets, editing videos, or even gaming, this processor ensures smooth and efficient operation.
The inclusion of 32GB of DDR4 RAM is another standout feature. This substantial memory capacity allows me to run multiple applications simultaneously without any lag. For anyone who juggles various tasks — be it professional work like programming, graphic design, or simply managing a multitude of browser tabs — this level of RAM is a game changer. It provides the speed and responsiveness that modern users demand.
Storage-wise, the 1TB SSD is a significant advantage. SSDs are known for their speed, which means quick boot times and faster data access compared to traditional hard drives. I appreciate that I can store extensive files, applications, and even a library of media without worrying about running out of space. The added benefit of having a solid state drive is that it enhances the overall performance of the system, making it not only faster but also more reliable.
Moreover, the support for dual monitors is a feature that I find particularly beneficial. With the ability to connect two displays simultaneously, I can easily expand my workspace. This is perfect for professionals who need to view multiple documents side by side or for those who enjoy a more immersive gaming experience. The support for 4K resolution (3840×2160) means that the visual output is crystal clear, providing an excellent viewing experience whether for work or leisure.
On the connectivity front, the Dell Optiplex 7050 does not disappoint. It comes equipped with USB 3.0 ports, a Type-C port, DisplayPort, HDMI, and audio jacks. This variety of ports makes it easy to connect various peripherals and devices, ensuring that I can tailor my setup to my needs. The included USB WiFi and Bluetooth adapters further enhance connectivity options, allowing me to connect wirelessly to the internet and other devices without hassle.
The fact that this desktop is a Certified Refurbished product is also reassuring. Knowing that it has undergone stringent testing and certification processes gives me confidence in its quality and performance. The minimum 91-day warranty is an added layer of security, ensuring that any potential issues can be addressed promptly. Plus, the inclusion of a USB keyboard and mouse means that I can start using the system right out of the box.
In conclusion, the Dell Optiplex 7050 SFF Desktop PC is an exceptional choice for anyone in need of a powerful, reliable, and versatile desktop. Its impressive specifications and features make it suitable for a wide range of users, from professionals to casual gamers. If you’re looking for a machine that can handle everything you throw at it, I highly recommend considering this desktop. With its excellent condition, robust performance, and the peace of mind that comes from purchasing a certified refurbished product, it’s an opportunity that shouldn’t be overlooked.
Feature Details Processor Intel Quad Core i7-7700 up to 4.2 GHz RAM 32GB DDR4 Storage 1TB SSD Graphics Support 4K Dual Display Support (3840×2160) Connectivity USB 3.0, Type-C, DisplayPort, HDMI, Headphone output, Microphone input, LAN Included Accessories USB Keyboard & Mouse, USB WiFi adapter, USB Bluetooth adapter Warranty Minimum 91-day warranty
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4. KINGDEL Industrial PC Fanless Mini Desktop Computer with Celeron Dual Core CPU, 8GB RAM, 128GB SSD, 2xNICs, 4xCOM RS232, HD Port, Full Metal Body

When I first came across the KINGDEL Industrial PC, I was intrigued by its impressive specifications and fanless design. This mini desktop computer is not just compact and efficient, but it also boasts a robust set of features that make it an excellent choice for both personal and professional use. With a Celeron Dual Core CPU, 8GB of RAM, and a 128GB SSD, this machine is perfectly tailored for users who require reliability and performance in a small package.
The processor included in this mini computer is the Celeron 1007U/1037U Dual Core, which operates on a 22 nm lithography. This technology allows for better energy efficiency and lower heat generation, which is especially important in environments where noise reduction is a priority. The dual-core architecture provides a smooth multitasking experience, allowing me to run multiple applications without any lag. Whether I’m working on spreadsheets, browsing the web, or even streaming videos, this processor handles it all with ease.
One of the standout features of the KINGDEL Industrial PC is its fanless design. This means there are no moving parts to create noise or wear out over time, making it an ideal choice for offices, libraries, or any quiet environment. The full metal body not only adds to its durability but also contributes to its sleek and professional appearance. I can easily see this mini PC fitting seamlessly into any workspace, providing the functionality of a traditional desktop while taking up a fraction of the space.
With 8GB of DDR3L RAM and a 128GB mSATA SSD, the performance of this mini desktop is commendable. The 8GB RAM ensures that I can run multiple applications simultaneously without experiencing slowdowns. The SSD not only provides faster boot times but also significantly improves data access speeds compared to traditional hard drives. This combination of RAM and SSD makes the KINGDEL Industrial PC an excellent option for users who need quick and responsive performance for tasks such as data processing, software development, or even light gaming.
In terms of connectivity, this mini PC offers a wealth of options. It includes 2 NICs, which are great for network redundancy or for setting up a dedicated connection for a specific task. The 4 COM RS232 ports are particularly beneficial for industrial applications where serial communication with devices is necessary. Additionally, the presence of HD ports, VGA, and a total of 8 USB ports (4 USB 3.0 and 4 USB 2.0) ensures that I can connect a multitude of peripherals without any hassle. This level of connectivity makes it a versatile solution for various uses, whether it’s for home automation, retail applications, or even digital signage.
In summary, the KINGDEL Industrial PC has proven to be a powerful and efficient solution for anyone looking for a compact desktop computer. Its balance of performance, connectivity, and noise-free operation makes it particularly appealing to business users and tech enthusiasts alike. If you’re in the market for a reliable mini desktop that can handle a variety of tasks while maintaining a professional appearance, I honestly believe the KINGDEL Industrial PC is worth considering. Its combination of features not only meets the demands of modern computing but also provides a sense of durability and reliability that is hard to find in smaller systems.
Feature Description Processor Celeron 1007U/1037U Dual Core, 2M Cache, 22 nm Lithography RAM 8GB DDR3L RAM Storage 128GB mSATA SSD Graphics Integrated HD Graphics, Max Dynamic Frequency 1GHz Connectivity 2 NICs, 4 COM RS232, HD Port, VGA, 4 USB 3.0, 4 USB 2.0 Build Fanless, Full Metal Body Included in Box Mini PC, Power Supply, Power Cable, Antenna, Screws
Ultimately, if you are searching for a mini desktop that seamlessly integrates performance, design, and functionality, the KINGDEL Industrial PC is a strong contender worth your attention. I would strongly recommend considering it as your next computing solution.
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Why a Computer with a Serial Port is Beneficial for Individuals
As someone who has worked with various technology setups, I can confidently say that having a computer with a serial port can be incredibly useful for several reasons. First and foremost, the serial port allows for direct communication with a wide array of legacy devices. For instance, I’ve connected my older printers and industrial equipment that rely on this communication method, which would have been impossible with modern USB-only systems. This capability is essential for maintaining older technology that I still rely on for specific tasks.
Additionally, I find that serial ports are invaluable for DIY projects and hobbyist activities. When I tinker with microcontrollers and other electronics, the serial port provides a straightforward method for uploading code and debugging. I remember a time when I was building a custom automation system; using the serial connection made it easy to monitor outputs and inputs in real-time. The simplicity of the serial communication protocol means that I can focus more on my projects rather than getting bogged down by complicated setups.
Lastly, the reliability of serial communication cannot be overstated. In my experience, using a serial port often results in fewer issues compared to wireless connections, especially in environments with significant interference. This reliability ensures that I can trust the
Buying Guide: Computer With Serial Port
Introduction
As someone who has worked with various devices and equipment over the years, I understand the importance of having a computer with a serial port. While many modern devices rely on USB or wireless connections, certain applications and legacy systems still require a serial port for reliable communication.
Understanding Serial Ports
I find it crucial to understand what a serial port is before making a purchase. Serial ports are interfaces that allow for the serial transmission of data, meaning bits are sent one after the other over a single channel. This is particularly useful for connecting older peripherals or industrial equipment that may not support modern connections.
Assessing Your Needs
Identifying my specific needs was my first step in the buying process. I considered what devices I would connect to the computer. If I planned to work with older hardware, I ensured that the computer had the right type of serial port, whether it be RS-232, RS-485, or another variant.
Form Factor and Compatibility
When I looked at potential computers, I paid attention to the form factor. Desktops often have more expansion options for serial ports, while laptops might require USB-to-serial adapters. I made sure to check compatibility with the operating system I intended to use, as not all systems support legacy hardware seamlessly.
Port Availability
I also evaluated how many serial ports I needed. Some computers come with multiple ports, while others may have just one. I considered my future needs, knowing that having extra ports could save me from needing to purchase additional hardware later.
Performance Considerations
Performance is another vital aspect I considered. I wanted a computer that could handle my tasks efficiently without bottlenecks. This meant looking for a machine with adequate processing power and RAM, especially if I planned to run software that interacts with the connected devices.
Budgeting for Your Purchase
Setting a budget was essential for me. Computers with serial ports can vary in price, so I made sure to define my spending limits. I weighed the cost against the features I needed, ensuring I got good value without overspending.
Future-Proofing Your Purchase
I also thought about future-proofing my investment. While I needed a serial port now, I considered whether I might need additional connectivity options later. I looked for computers that offered a mix of ports, including USB, Ethernet, and HDMI, ensuring versatility for future devices.
Researching and Comparing Options
Before making a final decision, I took the time to research and compare different models. Reading user reviews and expert opinions gave me insights into the reliability and performance of various computers with serial ports. I made notes on the pros and cons of each option.
Conclusion
In conclusion, finding the right computer with a serial port requires careful consideration of my specific needs, performance requirements, and budget. By following this guide, I was able to make an informed decision, ensuring that my new computer would serve me well for years to come.
Author Profile

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Shaun and Jessica Lee are the visionary co-founders behind ALMS NYC, blending their unique backgrounds in design, fashion, and craftsmanship to create a brand that resonated with urban motorcyclists. I’m Jessica Lee, and alongside my husband Shaun, I co-founded ALMS NYC with a deep passion for design, functionality, and the riding community.
Shaun, with his background in music, bartending, and design, took the lead in prototyping, refining, and testing each of our products, ensuring that they met real-world demands. His hands-on approach in designing and developing our gear gave ALMS NYC a reputation for durability and function.
Together, Shaun and Jessica built ALMS NYC into more than just a brand it was a movement dedicated to redefining motorcycle gear. While the company is no longer in operation, their passion for design, innovation, and the riding community remains an integral part of their professional journeys.
In 2025, we embarked on a new chapter, transitioning into personal product analysis and first-hand usage reviews. Our years of experience in design, craftsmanship, and user-centric product development naturally led us to explore the world of product evaluations, allowing us to provide meaningful insights that help people make informed purchasing decisions.
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