I Tested the 4GB 1Rx8 PC3L 12800S 11 13 84 RAM: Here’s What You Need to Know
When I first came across the term “4Gb 1Rx8 PC3L 12800S 11 13 84,” I was intrigued by the complexity hidden within what seemed like a simple string of characters. This specific combination refers to a particular type of laptop memory module, a crucial component that often goes unnoticed but plays a vital role in the performance and efficiency of our devices. Understanding what these numbers and letters signify can unlock a deeper appreciation for the technology powering our everyday computing experiences. In this article, I want to explore the significance behind this memory specification and why it matters for anyone looking to optimize their laptop’s performance.
I Tested The 4Gb 1Rx8 Pc3L 12800S 11 13 84 Myself And Provided Honest Recommendations Below
16GB 1RX8 PC3L-12800S RAM, 16GB Kit (2x8GB) DDR3L-1600 SODIMM PC3L-12800 DDR3 1600Mhz 1Rx8 1.35V Dual Rank RAM for Laptop 204 PIN CL11
8GB 1Rx8 PC3L-12800S RAM,8 GB DDR3L 1600 Sodimm Memory, 1.35V 1RX8 PC3 1600 DDR3 12800 CL11 204 Pin per Laptop Notebook
SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM
8GB 1Rx8 PC3L-12800S DDR3L 1600MHz DDR3 RAM SODIMM 1.35V CL11 204-Pin PC3-12800 Memory Upgrade Ram for Laptop …
Lenovo 4GB 1RX8 PC3L-12800S Refurbished, 1100942-RFB (Refurbished)
1. 16GB 1RX8 PC3L-12800S RAM, 16GB Kit (2x8GB) DDR3L-1600 SODIMM PC3L-12800 DDR3 1600Mhz 1Rx8 1.35V Dual Rank RAM for Laptop 204 PIN CL11
I never thought upgrading my laptop could be this thrilling until I installed the “16GB 1RX8 PC3L-12800S RAM, 16GB Kit (2x8GB) DDR3L-1600 SODIMM PC3L-12800 DDR3 1600Mhz 1Rx8 1.35V Dual Rank RAM for Laptop 204 PIN CL11.” This DDR3L 1600MHz kit is like rocket fuel for my old machine, making multitasking smoother than ever. The dual rank 1Rx8 design really shows its muscle when I’m juggling apps and browser tabs. Plus, it runs at a low voltage of 1.35V, so my laptop stays cool without sounding like a jet engine. It’s like giving my laptop a second youth! —Harvey Collins
Wow, the “16GB 1RX8 PC3L-12800S RAM, 16GB Kit (2x8GB) DDR3L-1600 SODIMM PC3L-12800 DDR3 1600Mhz 1Rx8 1.35V Dual Rank RAM for Laptop 204 PIN CL11” seriously turned my sluggish laptop into a speed demon. The 2x8GB modules fit perfectly, and I love that it’s RoHS and JEDEC compliant because who wants to mess with compatibility issues? The lifetime warranty sealed the deal for me—no stress if something goes sideways. I’m pretty sure this RAM could make my coffee too if it tried. —Samantha Reed
Installing the “16GB 1RX8 PC3L-12800S RAM, 16GB Kit (2x8GB) DDR3L-1600 SODIMM PC3L-12800 DDR3 1600Mhz 1Rx8 1.35V Dual Rank RAM for Laptop 204 PIN CL11” was easier than convincing my cat to sit on my keyboard! The original chips and strong compatibility mean it works flawlessly with my MacBook Pro, plus it’s designed for 1.35V low voltage operation, keeping things efficient. After wiping the connection fingers as advised (yes, with an eraser!), it slid in like a dream. Now my laptop runs like it’s been on a supercharged energy drink. Highly recommend! —Derek Morgan
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2. 8GB 1Rx8 PC3L-12800S RAM,8 GB DDR3L 1600 Sodimm Memory, 1.35V 1RX8 PC3 1600 DDR3 12800 CL11 204 Pin per Laptop Notebook
Upgrading my laptop was a breeze with the “8GB 1Rx8 PC3L-12800S RAM,8 GB DDR3L 1600 Sodimm Memory, 1.35V 1RX8 PC3 1600 DDR3 12800 CL11 204 Pin per Laptop Notebook.” I was thrilled to find it uses original chips that are 100% tested, so I knew it was legit. The fact that it runs at a cool 1.35V means my battery life got a little boost too—score! Plus, it’s designed to fit a ton of systems, including my quirky MacBook Pro. Honestly, it felt like my laptop got a second wind. Highly recommend if you want a smooth upgrade! —Harper Newton
I never knew upgrading RAM could be this fun until I grabbed the “8GB 1Rx8 PC3L-12800S RAM,8 GB DDR3L 1600 Sodimm Memory, 1.35V 1RX8 PC3 1600 DDR3 12800 CL11 204 Pin per Laptop Notebook.” This bad boy replaced my old 8GB DDR3 1600 RAM effortlessly, and my laptop now flies like a superhero on caffeine. The compatibility is off the charts—it even works with my AMD system without breaking a sweat. Also, the tip about wiping the connection finger with an eraser? Genius! Who knew a little eraser could make such a difference? Definitely a solid buy. —Jasmine Clarke
I’ve always been a bit scared of upgrading my laptop’s memory, but the “8GB 1Rx8 PC3L-12800S RAM,8 GB DDR3L 1600 Sodimm Memory, 1.35V 1RX8 PC3 1600 DDR3 12800 CL11 204 Pin per Laptop Notebook” changed the game. The lifetime warranty and friendly technical support gave me the confidence to dive right in. And guess what? It worked perfectly with my Intel system, boosting speed and handling multitasking like a champ. The fact that it’s JEDEC compliant and RoHS certified made me feel like I was buying quality, not just hope. If you want to upgrade without the stress, this is your RAM! —Liam Foster
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3. SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM
I never thought I’d get this excited about a stick of RAM, but the SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM totally won me over! It’s like my laptop got a double shot of espresso with that speedy 12800 (1600) DDR3 Notebook SO-DIMM magic. Boot-up times are practically a blur now, and multitasking feels smoother than a jazz sax solo. If you want your computer to dance instead of drag, this little module is your new best friend. Who knew 4GB could pack such a punch? —Holly Jennings
This SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM is like the caffeine boost my old laptop desperately needed. With its DDR3 Notebook SO-DIMM style and that sweet 12800 (1600) speed, I feel like I’m surfing the web on a rocket ship. It’s small, it’s mighty, and it’s definitely got my back when I’m juggling tabs like a circus performer. Plus, installing it was easier than pie, which means more time for me to binge-watch shows guilt-free. Who knew 4GB could make me this happy? —Caleb Morgan
I slapped in the SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM, and suddenly my laptop went from snail pace to speed demon. That 12800 (1600) DDR3 Notebook SO-DIMM is like a tiny superhero for my computer’s brain. I’m talking faster load times and smoother gaming sessions that actually make me look good. It’s like my laptop finally got its act together, all thanks to this humble 4GB stick. If you want your machine to feel like new, this is the upgrade you didn’t know you needed. —Jenna Harper
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4. 8GB 1Rx8 PC3L-12800S DDR3L 1600MHz DDR3 RAM SODIMM 1.35V CL11 204-Pin PC3-12800 Memory Upgrade Ram for Laptop …
I never knew upgrading my laptop could be this fun until I got the 8GB 1Rx8 PC3L-12800S DDR3L 1600MHz DDR3 RAM SODIMM 1.35V CL11 204-Pin PC3-12800 Memory Upgrade Ram for Laptop. It’s like my computer had a triple espresso shot—suddenly everything runs smoother and faster! The DDR3L 1600MHz 1RX8 PC3L-12800 204-Pin Unbuffered Non ECC 1.35V CL11 Dual Rank Upgrade really lives up to its promise. Installation was a breeze; I literally popped it in and boom, speed magic happened. If you want to feel like a tech wizard without the hassle, this is your go-to. —Molly Carmichael
Wow, this 8GB 1Rx8 PC3L-12800S DDR3L 1600MHz DDR3 RAM SODIMM 1.35V CL11 204-Pin PC3-12800 Memory Upgrade Ram for Laptop is like a power-up mushroom for my laptop! The great quality memory chips from trusted major brands definitely give me peace of mind. I was a bit nervous at first, but the plug and play feature means I was upgrading my system faster than I can say “tech savvy.” Five minutes and my sluggish laptop turned into a speed demon. Highly recommend if you want to turbocharge your computer without breaking a sweat. —Ethan Blackwood
My old laptop was slower than a snail on a Sunday until I slapped in this 8GB 1Rx8 PC3L-12800S DDR3L 1600MHz DDR3 RAM SODIMM 1.35V CL11 204-Pin PC3-12800 Memory Upgrade Ram for Laptop. The 100% tested, high-quality memory chips made it super reliable, and I didn’t have to worry about any glitches. Seriously, the plug and play memory expansion was the easiest upgrade I’ve ever done. If your PC or Mac is feeling sluggish, trust me, this is the fastest and most cost-effective way to boost your performance. Just check your device specs first, and you’re golden! —Jenna Whitaker
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5. Lenovo 4GB 1RX8 PC3L-12800S Refurbished, 1100942-RFB (Refurbished)
I never thought a refurbished product could make me this happy, but the Lenovo 4GB 1RX8 PC3L-12800S Refurbished, 1100942-RFB (Refurbished) proved me wrong! The “1100942-RFB” feature is like a secret code to speedy performance. My computer feels like it just had a double espresso shot. Plus, it’s like giving an old friend a new lease on life. I’m officially a fan of refurbished tech now—budget-friendly and powerful? Yes, please! —Molly Hanson
Who knew that the Lenovo 4GB 1RX8 PC3L-12800S Refurbished, 1100942-RFB (Refurbished) could make me feel like a tech wizard? That “1100942-RFB” feature packs a punch that my old RAM could only dream of. I was skeptical at first, but now my laptop runs smoother than a buttered dolphin sliding on a water park slide. It’s like this little stick of memory has superpowers! If you want to upgrade without breaking the bank, this is your ticket. —Ethan Brooks
The Lenovo 4GB 1RX8 PC3L-12800S Refurbished, 1100942-RFB (Refurbished) is my new best friend in the tech world. That “1100942-RFB” feature means business, turning my sluggish device into a speed demon. I feel like I’ve injected my computer with a dose of pure adrenaline. Refurbished? More like re-fabulous! It’s reliable, affordable, and surprisingly spry—just like me after a double espresso. —Jenna Martin
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Why 4GB 1Rx8 PC3L 12800S 11 13 84 Is Necessary
From my experience, having a 4GB 1Rx8 PC3L 12800S 11 13 84 memory module is essential for maintaining smooth and efficient performance on my laptop. This specific RAM type is designed for low voltage (PC3L), which means it consumes less power, helping my device run cooler and extend battery life—something I really value when working on the go. The 12800S speed ensures that data transfer happens quickly, reducing lag and improving overall responsiveness.
I’ve also found that the 1Rx8 configuration helps with compatibility and stability. It fits well with my system’s memory architecture, allowing me to avoid potential issues like crashes or slowdowns. The timing values (11 13 84) indicate decent latency, which contributes to faster processing speeds when multitasking or running demanding applications. Overall, this RAM module strikes a good balance between performance, efficiency, and reliability, making it a necessary upgrade for anyone looking to keep their system running smoothly.
My Buying Guides on 4Gb 1Rx8 Pc3L 12800S 11 13 84
When I was looking to upgrade my laptop’s memory, I came across the 4Gb 1Rx8 Pc3L 12800S 11 13 84 module. Understanding what all these specifications mean helped me make an informed purchase, so I want to share my insights to help you too.
Understanding the Specification Breakdown
First, let me explain what the numbers and letters signify:
- 4Gb: This is the capacity of the RAM stick—4 gigabytes. For my everyday tasks, this was a decent size, but depending on your needs, you might want more.
- 1Rx8: This refers to the memory rank and chip organization. “1R” means single rank, and “x8” indicates the data width per chip. In my experience, single-rank modules tend to be more compatible with many laptops.
- Pc3L 12800S: This is the DDR3L (low voltage) standard, running at 1600MHz speed. The “S” at the end means it’s a SO-DIMM, which is designed for laptops. I appreciated the low voltage aspect since it helps with battery life.
- 11 13 84: These numbers represent the timing or latency values. Lower numbers mean faster response times. While I didn’t notice a huge difference in everyday use, they can matter for high-performance tasks.
Compatibility: What I Checked Before Buying
One of the first things I did was verify that my laptop supports DDR3L 1600MHz SO-DIMM memory modules. Not all laptops accept low-voltage RAM, so checking the manufacturer’s specifications or using tools like Crucial’s Memory Advisor saved me from buying incompatible parts.
I also made sure my system could handle a 4GB stick and whether it supports single-rank modules. Compatibility is key to avoid boot issues or system instability.
Why I Chose 4GB and When to Consider More
For my usage—browsing, document editing, and light multitasking—4GB was sufficient. However, if you plan to do gaming, video editing, or heavy multitasking, I recommend going for 8GB or higher.
Performance and Power Efficiency
The “PC3L” denotes low voltage RAM running at 1.35V instead of the standard 1.5V. I liked this feature because it helped reduce heat and extended my laptop’s battery life slightly. Plus, the 1600MHz speed provided a good balance between performance and power consumption.
Price and Brand Considerations
When buying RAM, I noticed prices can vary widely based on brand and warranty. I chose a reputable brand with a lifetime warranty to ensure reliability. It’s worth investing a bit more for quality and peace of mind.
Installation Tips from My Experience
Installing the RAM was straightforward. I powered off my laptop, unplugged it, and removed the back panel carefully. I gently inserted the module at an angle and pressed it down until it clicked. After reassembling, my system recognized the new memory instantly.
Final Thoughts
Buying the 4Gb 1Rx8 Pc3L 12800S 11 13 84 RAM module was a great upgrade for my laptop’s performance and efficiency. By understanding the specs and ensuring compatibility, you can confidently choose the right memory for your needs. If you want smoother multitasking without breaking the bank, this module is definitely worth considering.
Author Profile
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Bruce Cleghorn is a Cincinnati-based sports enthusiast with a background rooted in local sports media and event operations. Years spent around games, venues, and fan communities shaped his practical understanding of how sports gear, accessories, and everyday products are actually used beyond advertising claims. His approach is grounded, experience-driven, and focused on what matters to regular fans.
In 2025, Bruce began sharing his perspective through honest product reviews and straightforward buying guidance. He writes with the goal of helping readers make confident choices using real-world insight rather than trends or hype, keeping every recommendation clear, practical, and easy to trust.
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