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Differences between i3, i5, i7 and i9 Intel processors

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Are you one of those who read Intel Core and it sounds like Greek to you? Have you ever wondered what differentiates these processors apart from a simple letter and number? Well, you’re in the right place! On the ECOPC blog we’re going to tell you the differences between the titans of the Intel processor world and find out what uses you can put each one to. From everyday tasks to highly demanding projects, these processors are ready for anything!

Discover the differences between i3, i5, i7 and i9 Intel processors

If you are looking for the perfect companion for your technological adventures and you always doubt which option will be the most efficient for the use you want to give to your new refurbished computer, follow us on this journey of discovery and learning! It’s time to get to know the i3, i5, i7 and i9 processors in depth and find the one that best suits your needs – now you’re about to become a real tech expert!

1. Intel Core i3: The perfect balance for basic tasks

Let’s start with the i3, the workhorse of the Intel range. If you’re into surfing the web, working on office documents, or enjoying your favourite series and movies, the i3 is your ideal companion. Its performance is more than sufficient for everyday tasks, offering a smooth and seamless experience.

Who is the Intel Core i3 intended for?

  • For university students who need to carry out assignments, research and presentations.
  • Freelance professionals working mostly with office applications and web browsing.
  • Occasional amateur photo or home video editors working with basic software or on the internet.
  • Perfect for children, ideal for surfing the internet, doing school work and playing games.

 

Refurbished computers with Intel Core i3 processors are perfect for those who are looking for a reliable computer for basic day-to-day tasks and are looking for a great price. At ECOPC we have a range of computers that we know you’ll love.

View refurbished Intel Core i3 computers

2. Intel Core i5: The balance between power and price

Need a little more power without spending a fortune? The i5 processor is your perfect choice. With solid performance and excellent value for money, this processor is capable of handling more demanding tasks without breaking a sweat.

Who is the Intel Core i5 intended for?

  • For software developers who need to compile code and run virtual machines.
  • Graphic designers working with programmes such as Adobe Photoshop or Illustrator.
  • Gaming enthusiasts who want a smooth and uninterrupted gaming experience.
  • Professionals working in administrative tasks with a lot of open processes or tasks

 

i5 processors are ideal for people who need solid performance without spending a bundle on a high-end machine. Perfect for creative professionals, casual gamers and users who need a little extra power for their everyday tasks. You have to check out all the refurbished computers we have at ECOPC with Intel Core i5, you’ll be amazed!

3. Intel Core i7: Power at its best

Are you looking for maximum performance for the most demanding tasks? Then the Intel i7 processor is the perfect choice for you. With impressive processing power, this processor is capable of handling any task you throw at it, from 4K video editing to 3D rendering.

Who is the Intel Core i7 intended for?

  • For professional video editors who need to render high quality projects in record time
  • Architects or designers who work with 3D modelling and rendering.
  • Also for game developers who need to compile code and run complex development environments.
  • Gaming enthusiasts who want a smooth and uninterrupted gaming experience.

 

Refurbished PCs with Intel Core i7 processors are designed for those who require maximum performance in their daily activities. Perfect for creative professionals, high-end gaming enthusiasts and users who are not willing to compromise on power.

Don’t miss all the refurbished computers with Intel Core i7 processor that we have in ECOPC

4. Intel Core i9: Maximum power for the most demanding challenges

Finally, we come to the Intel Core i9 processor, the undisputed king of extreme performance. Imagine you’re a data analyst working on big data projects. With an i9 processor you can handle large volumes of data and run machine learning models quickly and efficiently, opening up new frontiers in research and discovery. For the content creator who needs to edit video in 8K resolution and perform complex visual effects, i9 processors offer the power to realise the most professional and powerful visions.

Who is the Intel Core i9 intended for?

  • Data analyst, working with a high volume of processes.
  • Content creators who need equipment that supports the performance of specific programmes.
  • Professional gamers who need power and speed to compete in high-level e-sports tournaments or not miss a beat in their games.

 

Refurbished PCs with an Intel Core i9 processor are the perfect choice for those seeking maximum power for the most demanding challenges and unrivalled performance to complete highly complex projects with ease and precision.

View refurbished computers with Intel Core i9 processors

Are you already sure which processor is right for you?

Now that you’re an expert in processors, you can choose your perfect refurbished computer with an i3, i5, i7 or i9, although you’ll also have to take into account the generation of these (we’ll explain this part in another post 😉), as it will depend on your specific needs, your work and your budget. Whichever you choose, a refurbished computer with one of these processors will offer you excellent performance at a great price, so go ahead, find the one that suits you best and let the productivity (or fun) begin!

 

Do you have any doubts when it comes to choosing your perfect refurbished computer?

You can read the following posts so you don’t have any doubts:

 

Why buy a refurbished computer from ECOPC?

The main advantages of buying refurbished from ECOPC are:

  • You take care of the environment by giving a second life to a computer that has very little use and a lot to offer you.
  • You save a lot of money with your purchase without sacrificing optimum performance. In addition, at ECOPC we always try to offer you the best prices on the market.
  • The quality of the refurbished products is optimal: they are professional equipment that have nothing to do with the domestic range. They are more powerful, more resistant and will give you optimum performance.
  • All ECOPC computers come with a 2 year warranty.
  • You contribute to the promotion of the circular economy: by buying refurbished you reduce electronic graveyards and give life to a piece of equipment that will be with you for many years to come.

Don’t miss out on our offers! Visit our online shop ECOPC.com and find your perfect refurbished computer.

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Windows 10 end of support in 2025
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You’ve probably heard the news by now! Official support for Windows 10 ended on October 14th. 😱 But do you really know what this means? More importantly, how does it affect you if you use your computer daily for work, study, or just binge-watching your favourite series? Don’t worry—here at ECOPC, we’ve put together a clear guide breaking down everything you need to know about the end of Windows 10 support. So you can stop stressing and handle this transition confidently, equipped with all the facts. We want you to know what’s happening, what options you have, and how to turn this into an opportunity to save money and help the planet at the same time 🌱. Why is Windows 10 saying goodbye? 👋 Windows 10 launched back in 2015 (yes, a decade ago 😅) and since then has been the go-to operating system for millions of users and businesses thanks to its simplicity and stability. But everything has its time, and Microsoft announced earlier this year that from October 2025, they will no longer provide updates or technical support for Windows 10. So, what exactly does this mean? Simply put: ➡️ Your device will no longer receive security patches or updates to protect against vulnerabilities. ➡️ Although your PC will keep running, over time it will become more vulnerable to cyber attacks. ➡️ Older devices may not be eligible to upgrade to Windows 11. This has reignited the ongoing debate: Is this a genuine technological evolution or a strategic move towards planned obsolescence? 🤔 Whatever the case, replacing millions of devices poses a serious environmental challenge ♻️. Discover the benefits of Windows 11: more than just a new look ✨ Windows 11 brings a fresh design, but the real value is beneath the surface. It offers major security improvements designed to protect against current and future threats. If you multitask, use business tools, or value security, Windows 11 will make a real difference. Some of the most notable features include: A sleek, modern, minimalist interface (touchscreen-ready). Seamless integration with Microsoft 365 and OneDrive. Enhanced virtual desktop management. Improved privacy protections. New features like Snap Layouts to keep your workspace organised. In short, it’s a more reliable, modern OS built for today’s digital world. Can my PC upgrade to Windows 11? 🤔 One of the top questions recently is: Can my device install Windows 11? The answer is a bit more complex since Windows 11 has higher system requirements including: 64-bit processor (Intel 8th Gen or AMD Ryzen 2000 series and above). At least 4GB RAM. Minimum 64GB SSD storage. TPM 2.0 chip enabled. HD display (720p or higher, over 9”). *If you want to take advantage of new AI features, you’ll likely need more RAM and storage. Unsure if your PC meets these requirements? Don’t worry—Microsoft provides a free tool🔎 that automatically checks compatibility. And if your PC doesn’t qualify, we have a much better Plan B😉. Here’s a real, eco-friendly alternative: refurbished computers ♻️ If your PC isn’t compatible or you don’t want to spend the high cost of a new one, refurbished computers are your best friend. We offer devices with Windows 11 Pro installed, covered by warranty, support, and the reliability you need. Key benefits: ✅ Extends device life before ending up in landfill. ✅ Saves you up to 70% without compromising quality. ✅ Reduces environmental impact by better managing e-waste. ✅ Tested, clean, and backed by professional warranty. Choosing refurbished is not only smart but also protects your future 🌍. Prefer to stay longer with 🌐 Windows 10? Some users prefer to stick with Windows 10 a bit longer out of convenience or habit. If you choose this, here are quick tips to do so safely: 🔒 Keep your security software up to date (antivirus, firewall, etc). ☁️ Regularly back up important documents. 🚫 Avoid installing unofficial or questionable apps. 📎 Be cautious with links and downloads. While continuing with Windows 10 post-support isn’t recommended long term, it’s a valid short-term solution giving you some extra time to plan your upgrade or get a new device. Windows 10 end of support: Mandatory or an Opportunity? The end of support for Windows 10 is a significant milestone for anyone using a PC daily — but it can also be the perfect chance to make smarter technology buying decisions. Upgrade your device, give technology a second life, and find out why a refurbished device might be just what you need. At ECOPC, we believe that refurbished devices are the ideal choice for this transition and we’re here to help make your upgrade simple, safe, and fully tailored to your real needs. We’ll help you find the perfect Windows 11 ready PC to keep you running smoothly. Explore our options—your wallet and the planet 🌍 will thank you 🍃. 👉Contact us

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