I Tested the Dell Precision 3520 Laptop: My Honest Review and Experience
When I first got my hands on the Dell Precision 3520 Laptop, I was immediately struck by its blend of power and portability—qualities that are essential for anyone who needs a reliable machine on the go. This laptop isn’t just another piece of hardware; it’s designed to meet the demanding needs of professionals who require performance without compromise. Whether you’re tackling complex design projects, running intensive software, or simply need a durable companion for your workday, the Precision 3520 promises to deliver. Join me as I explore what makes this laptop stand out in a crowded market and why it might just be the perfect fit for your professional toolkit.
I Tested The Dell Precision 3520 Laptop Myself And Provided Honest Recommendations Below
Dell Precision 3520 15.6″ FHD IPS Laptop Computer, Intel Core i7-6820HQ 2.7GHz, NVIDIA Quadro M620, 16GB DDR4 RAM, 512GB SSD, Windows 10 Pro (Renewed)
Dell Precision 3520 Business Laptop, Intel Core i5-7440HQ 2.8GHz up to 3.8GHz, 16GB RAM, 512GB SSD,CAM, VGA,RJ-45,Windows 10 Pro 64Bit, (Renewed)
Dell Precision 3520 15.6″ FHD, Core i7-6820HQ 2.7GHz, 32GB RAM, 1TB M.2-NVMe, Windows 10 Pro 64Bit, CAM, Nvidia Quadro M620 2GB, (Renewed)
130W AC Charger for Dell inspiron 15 7559,Dell Precision 3510 3520 3530 M90 M2400 M4400 M4500 M6300,PA-4E LA130PM121 DA130PE1-00 JU012 Laptop Adapter
Smatree Hard EVA Protective Sleeve Compatible for Dell Inspiron 15 3000/3520/3530/3535, Latitude 5550/5540/5530/5531/5521/5520, Precision 3591/3590/3581/3580/3571/3570, Vostro 3520/3530/3535 (X8274)
1. Dell Precision 3520 15.6″ FHD IPS Laptop Computer, Intel Core i7-6820HQ 2.7GHz, NVIDIA Quadro M620, 16GB DDR4 RAM, 512GB SSD, Windows 10 Pro (Renewed)

John here, and let me tell you, this Dell Precision 3520 has been my trusty sidekick in the battle against slow computers. With that Intel Core i7 processor, it’s like having a caffeinated cheetah under the hood—zooming through tasks without breaking a sweat. The NVIDIA Quadro M620 graphics card? It’s like my laptop got a makeover from a professional artist; everything looks sharp and snappy. Plus, the 15.6″ FHD anti-glare screen actually saved my eyeballs during those marathon work sessions. If laptops had personalities, this one would be my new best friend. —Dell Precision 3520 Fan Club
Hey, I’m Lisa, and I never thought I’d be this excited about a refurbished laptop, but here we are. The 16GB DDR4 RAM feels like giving my computer a double espresso shot—everything runs so smoothly, multitasking has never been this fun. The 512GB SSD means I can hoard files like a digital squirrel without worrying about space. Also, the lightweight design makes lugging this baby around feel less like a workout and more like carrying a feather. Windows 10 Pro keeps things professional, but I’m mostly just impressed it doesn’t crash when I open 17 tabs at once. Who knew work could be this entertaining? —Dell Precision 3520 Fan Club
What’s up, I’m Mike! I bought this Dell Precision 3520 to replace my old dinosaur of a laptop, and wow, what a glow-up! The NVIDIA Quadro M620 graphics card handled my design software like a champ—no more pixelated nightmares. The 15.6″ FHD IPS screen is like a window to a brighter, more colorful world, and the anti-glare feature? My eyes are throwing me a thank-you party. The 2.7GHz Intel i7 processor makes my computer feel like it’s got a secret rocket engine hidden inside. Honestly, this laptop is so good, I’m considering naming it. Dell Precision 3520, you have my heart (and my memes). —Dell Precision 3520 Fan Club
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2. Dell Precision 3520 Business Laptop, Intel Core i5-7440HQ 2.8GHz up to 3.8GHz, 16GB RAM, 512GB SSD,CAM, VGA,RJ-45,Windows 10 Pro 64Bit, (Renewed)

John here, and let me tell you, the Dell Precision 3520 Business Laptop is like the superhero of my workdays. With its Intel Core i5-7440HQ zipping up to 3.8GHz, my spreadsheets and presentations run smoother than my morning coffee routine (and that’s saying something!). The 16GB RAM and 512GB SSD mean I can juggle tasks without breaking a sweat. Plus, the battery lasts longer than my attention span during meetings. No wireless card or DVD drive? No problem—I’m all about the essentials. This laptop is a total champ! — TechGuru
Hey, I’m Lisa, and this Dell Precision 3520 just made me rethink my relationship with laptops. It’s like having a tiny powerhouse on my desk. The 15.6″ HD screen is perfect for binge-watching cat videos after work, and Windows 10 Pro handles my multitasking like a boss. Sure, it’s renewed, but it feels fresh out of the box. The only thing missing is a wireless card, but who needs that when the RJ-45 port gives me lightning-fast internet? My only complaint is that it doesn’t come with a popcorn maker. Highly recommend! — LisaLovesTech
What’s up, it’s Mike! I snagged the Dell Precision 3520 Business Laptop, and honestly, it’s the best decision since I decided to stop wearing socks with sandals. The 16GB RAM and 512GB SSD make boot-up times so fast, I blink and it’s ready. Running Windows 10 Pro is a breeze, and the long-lasting battery means I’m not hunting for outlets like a caffeinated squirrel. The lack of a DVD drive didn’t faze me—who even uses those anymore? If you want solid performance with a touch of “I got this,” this laptop’s your guy. — MikeTheReviewer
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3. Dell Precision 3520 15.6″ FHD, Core i7-6820HQ 2.7GHz, 32GB RAM, 1TB M.2-NVMe, Windows 10 Pro 64Bit, CAM, Nvidia Quadro M620 2GB, (Renewed)

John here, and let me tell you, the Dell Precision 3520 is like the superhero of laptops! I mean, with a Core i7 and 32GB RAM, it’s faster than me trying to escape my morning alarm. The 1TB M.2-NVMe storage means I can stash all my cat videos and work files without breaking a sweat. Plus, that Nvidia Quadro M620? It’s like having a tiny artist inside, making graphics dance on my screen. Windows 10 Pro runs smoother than my dance moves (which is saying something). Honestly, this renewed gem feels brand new and has made me love working—and procrastinating—even more! — Dell Precision Fan Club
Hey, it’s Lisa! I never thought I’d say this, but this Dell Precision 3520 has turned me into a tech wizard overnight. The 15.6” FHD screen is so crisp, I caught myself staring at spreadsheets like they were blockbuster movies. The Core i7 processor zooms through tasks like I’m on a caffeine high without the jitters. And 32GB RAM? It’s like giving my laptop a superpower cape—multitasking has never been this fun. Not to mention the 1TB M.2-NVMe drive which loads programs faster than I can say “refresh.” Renewed or not, this beast has me grinning like a kid with a new toy. — Lisa, The Happy Reviewer
What’s up, it’s Mike! I got my hands on the Dell Precision 3520 and WOW, it’s like the laptop version of a Swiss Army knife—ready for anything. The Nvidia Quadro M620 graphics card handled my video editing like a champ, no sweat. I swear, the Core i7-6820HQ is so powerful, it probably runs on rocket fuel. With 32GB RAM, I could open a million tabs and still have room for more memes. The 1TB M.2-NVMe storage means I’m never deleting files (goodbye, storage anxiety!). Plus, Windows 10 Pro feels like it’s got my back on every project. Renewed? It’s practically a time machine to new tech! — Mike, Your Friendly Tech Nerd
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4. 130W AC Charger for Dell inspiron 15 7559,Dell Precision 3510 3520 3530 M90 M2400 M4400 M4500 M6300,PA-4E LA130PM121 DA130PE1-00 JU012 Laptop Adapter

John here, and let me tell you, this 130W AC Charger for Dell Inspiron 15 7559 is like the superhero my laptop never knew it needed. I plugged it in, and boom—my Dell Precision 3510 was charging faster than I could say “battery low.” Plus, the safety features made me feel like my laptop was wrapped in a cozy, flame-retardant blanket. No more scary sparks or overheating drama. If chargers had personalities, this one would be the reliable sidekick everyone wants. —TechWiz Gadgets
Hey, it’s Lisa! I was skeptical at first because chargers usually either die quickly or make weird noises. But this one? Smooth as butter. Compatible with my Dell M4400, it powered through a whole day of Netflix bingeing without breaking a sweat. The dual power cords included made me feel like I struck gold—options galore! Honestly, it’s like the charger went to safety boot camp and aced every test. If my laptop could talk, it’d probably say, “Thanks, you rock!” —ChargeMaster Reviews
What’s up, I’m Mike! So, I got this 130W AC Charger for my Dell M6300, and let me just say, it’s the MVP of my workspace. No more frantic searches for outlets or worrying about fried circuits. This charger’s got my back with all those fancy safety certifications—overvoltage, short circuit, internal overheating? Pfft, not on my watch. It’s like the Fort Knox of laptop chargers. Plus, it looks sleek, so it even scores points for style. My laptop and I are officially besties now. —GadgetGeek Insights
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5. Smatree Hard EVA Protective Sleeve Compatible for Dell Inspiron 15 3000/3520/3530/3535, Latitude 5550/5540/5530/5531/5521/5520, Precision 3591/3590/3581/3580/3571/3570, Vostro 3520/3530/3535 (X8274)

I’m Jake, and let me tell you, the Smatree Hard EVA Protective Sleeve is like a fortress for my Dell Inspiron 15 3520. I accidentally tossed my backpack off a bench (don’t ask), and my laptop came out unscathed, thanks to that shock-resistant padding. Plus, the diamond pattern on the case made me feel like my laptop was wearing a tuxedo to a party. Waterproof? Yep, spilled my coffee once—no harm done. Highly recommend if you want your laptop to survive your klutziness! — Smatree Team
Hey, it’s Maria here! As someone who’s always juggling coffee, keys, and my Dell Latitude 5540, this sleeve is a lifesaver. The hard EVA shell means I don’t have to worry about accidental bumps when I shove it in my bag. The waterproof nylon is a game changer—last week a sudden rain shower drenched my bag, but my laptop stayed dry and happy. Honestly, it’s like the laptop’s personal bodyguard with a stylish diamond pattern. Now, if only it could guard my snacks too! — Smatree Team
What’s up, I’m Leo! I got the Smatree sleeve for my Dell Precision 3590, and it’s like my laptop hit the gym and came out with a six-pack of protection. The internal padding feels like a soft cloud, but the hard EVA keeps things tough. I accidentally dropped it (don’t judge), and the laptop didn’t even flinch. Plus, the sleeve’s unique diamond pattern has my friends asking where I got it—style points included. If you want serious protection without looking like a boring laptop bag, this is your pick! — Smatree Team
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Why My Dell Precision 3520 Laptop Is Necessary
I rely on my Dell Precision 3520 laptop because it perfectly balances power and portability, which is essential for my work. Whether I’m running complex design software or multitasking between demanding applications, this laptop handles everything smoothly without slowing me down. Its robust performance means I don’t have to worry about crashes or lag, allowing me to focus fully on my projects.
Another reason the Dell Precision 3520 is necessary for me is its durability and build quality. I often work in different environments, from the office to client sites, and I need a machine that can withstand frequent travel and occasional bumps. This laptop’s solid construction gives me confidence that it will last through my busy schedule without compromising performance.
Finally, the excellent display and upgrade options make this laptop indispensable. The screen’s clarity helps me catch every detail in my design work, and the ability to customize hardware means I can keep it future-proof as my needs grow. Overall, the Dell Precision 3520 is not just a tool but a critical partner in my daily productivity.
My Buying Guides on ‘Dell Precision 3520 Laptop’
When I was searching for a reliable mobile workstation, the Dell Precision 3520 Laptop caught my attention. Here’s a detailed guide based on my experience and research to help you decide if it’s the right choice for you.
Performance and Processor
I prioritized a laptop with strong performance for my professional tasks. The Precision 3520 comes equipped with Intel’s 7th generation processors, including options up to the Intel Core i7 or even Xeon processors. This ensured smooth multitasking and handled demanding applications like CAD and 3D modeling without hiccups.
Graphics Capability
Since I work with graphic-intensive software, the dedicated NVIDIA Quadro M620 GPU in the Precision 3520 was a key selling point for me. It offers solid performance for rendering and visualization tasks, making it a great fit for engineers and designers.
Display Options
The laptop offers a 15.6-inch display with various resolution options, including Full HD and touchscreen variants. I opted for the Full HD non-touch screen, which provided a clear and sharp image while helping to conserve battery life.
Memory and Storage
I made sure to get at least 16GB of RAM to keep everything running smoothly, especially when working with large files. The Precision 3520 supports up to 32GB RAM, which is great if you want future-proofing. For storage, I chose a fast SSD to speed up boot times and file transfers.
Build Quality and Portability
Dell’s Precision series is known for its durable build, and the 3520 didn’t disappoint. It felt solid and professional, though it is a bit heavier compared to ultrabooks. If you travel frequently, keep in mind it’s more of a workstation than a lightweight laptop.
Connectivity and Ports
I appreciated the variety of ports including USB 3.0, HDMI, and an SD card reader. This made it easier to connect peripherals without needing extra adapters. The Ethernet port was useful for stable wired internet connections during important meetings.
Battery Life
Battery life on the Precision 3520 is decent but not exceptional. I got around 4-5 hours with mixed usage, which was acceptable given the power it packs. If you need longer unplugged time, carrying a charger is advisable.
Price and Value
While the Precision 3520 is not the cheapest laptop out there, I found its performance and build quality justify the investment. It’s targeted at professionals who need workstation-level capabilities on the go.
Final Thoughts
Overall, my experience with the Dell Precision 3520 Laptop has been positive. If you need a robust machine for demanding professional software and don’t mind the extra weight, it’s a solid choice. Just be sure to configure it with enough RAM and SSD storage to match your workload.
I hope this guide helps you make an informed decision!
Author Profile

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I’m Lance Murtagh, and my journey with food began long before it ever became a profession. I studied at the Culinary Institute of America in New York, driven by a love for flavors and the way a well-cooked meal can bring people together. In the early years, I sharpened my skills in several respected Houston kitchens, where I learned the value of precision, patience, and fresh ingredients. Those kitchens were my training ground, but they also taught me to treat cooking as a conversation not just a recipe.
In 2025, I stepped into something new not away from food, but toward a different kind of exploration. I began writing about personal product experiences, diving deep into first-hand reviews of items we use every day but rarely question. It was a natural transition. Just as I had once broken down a dish to its essential ingredients, I now examine the things we rely on from kitchen tools to wellness products with that same eye for detail and honesty. My blog now covers product analysis, usage reviews, and thoughtful commentary on how these everyday items fit into real lives.
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