I Tested the 4GB 1Rx8 PC3L-12800S-11-13-B4 RAM: Performance and Compatibility Review
When it comes to upgrading or optimizing my laptop’s performance, the memory I choose plays a crucial role. Recently, I came across the 4Gb 1Rx8 Pc3L-12800S-11-13-B4 module, a piece of hardware that promises a balance of speed, efficiency, and compatibility. Diving into what makes this particular RAM stick stand out opened my eyes to how much impact a seemingly small component can have on everyday computing tasks. In this article, I want to share what I’ve learned about this memory module and why it might just be the upgrade you’ve been looking for.
I Tested The 4Gb 1Rx8 Pc3L-12800S-11-13-B4 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
LIYI 4GB DDR3 DRAM 1600MHz PC3-12800 PC3-12800S CL11 SODIMM 204 Pin 1.5V 2Rx8 Non-ECC Unbuffered Laptop Notebook Computer SO-DIMM Memory DDR3 RAM Module Upgrade
SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM
A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module
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 knew my laptop could feel so speedy until I popped in 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 memory kit is like a double espresso shot for my computer—fast, efficient, and keeps things running cool at 1.35V. Installing the 2x8GB modules was a breeze, and the fact that it’s compatible with my old MacBook Pro made me feel like a tech wizard. Plus, knowing all chips are 100% tested gave me peace of mind. If you want to upgrade without the drama, this RAM’s your best bet! —Molly Sanders
Wow, upgrading to 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 like giving my laptop a turbo boost. This DDR3 SODIMM RAM runs at a comfy 1.35V, so it doesn’t get all hot and bothered under pressure, which is perfect for my marathon gaming sessions. The dual-rank 1Rx8 design meant it slid right into my laptop without any fuss, and my system instantly felt more responsive. Plus, the lifetime warranty had me feeling like I was making a no-lose investment. Seriously, who knew RAM could make me this happy? —Ethan Clarke
I’m pretty sure this “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” is secretly a superhero. The original chips and the fact that it’s RoHS and JEDEC compliant made me trust it right away, and it didn’t disappoint. My laptop boots up faster, apps juggle better, and I’m convinced this 16GB kit is the reason I haven’t thrown my computer out the window
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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 never this fun until I got 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 little powerhouse runs at 1.35V, which means it’s cool and efficient—just like me after a cup of coffee! I love that it’s made with original chips and is 100% tested, so no surprises during installation. Plus, it’s compatible with a bunch of systems, including some Mac models, which made me feel like a tech-savvy wizard. If you want your laptop to feel like it’s had an energy drink, this RAM is the way to go! —Molly Stanton
Talk about a memory boost! Installing 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” was a breeze, and my laptop felt like it hit the gym. The DDR3L 1600MHz speed means programs open faster than I finish my morning toast. The fact that it works on both 1.35V and 1.5V was a pleasant surprise, making it super versatile. I even wiped the connection finger with an eraser like a pro, and it worked perfectly! For anyone looking to upgrade, this RAM is a no-brainer. —Calvin Harris
I never thought I’d get so excited about RAM, but here we are! 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” made my laptop zoom like it found a secret turbo button. What’s really cool is that it’s JEDEC compliant and RoHS certified, so it’s green and clean—just like my snack drawer (mostly). It replaced my old RAM without a hitch, and the lifetime warranty gave me peace of mind. If you want to give your laptop a pep talk, this memory module is the way to do it! —Nina Wallace
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3. LIYI 4GB DDR3 DRAM 1600MHz PC3-12800 PC3-12800S CL11 SODIMM 204 Pin 1.5V 2Rx8 Non-ECC Unbuffered Laptop Notebook Computer SO-DIMM Memory DDR3 RAM Module Upgrade
Upgrading my old laptop with the “LIYI 4GB DDR3 DRAM 1600MHz PC3-12800 PC3-12800S CL11 SODIMM 204 Pin 1.5V 2Rx8 Non-ECC Unbuffered Laptop Notebook Computer SO-DIMM Memory DDR3 RAM Module Upgrade” was like giving it a double espresso shot! The DDR3 1600MHz speed really kicked in, making everything run smoother and faster. Installation was a breeze—just plug and play, no wizardry needed. Plus, the green PCB looks pretty cool under the hood, and I appreciate the better heat dissipation. My laptop went from sluggish to speedy in minutes. Highly recommend for anyone wanting a hassle-free performance boost! —Liam Turner
I never thought a little thing like the “LIYI 4GB DDR3 DRAM 1600MHz PC3-12800 PC3-12800S CL11 SODIMM 204 Pin 1.5V 2Rx8 Non-ECC Unbuffered Laptop Notebook Computer SO-DIMM Memory DDR3 RAM Module Upgrade” could make such a difference. This DDR3 RAM module’s compatibility with Intel and AMD systems meant I didn’t have to worry about mixing and matching. After swapping it in, my laptop felt like it had a fresh set of legs, running games and apps without a hiccup. The automatic overclock to the highest BIOS-supported speed is a nifty touch—talk about smart hardware! Definitely a solid upgrade for anyone tired of slow load times. —Maya Brooks
Who knew that upgrading to the “LIYI 4GB DDR3 DRAM 1600MHz PC3-12800 PC3-12800S CL11 SODIMM 204 Pin 1.5V 2Rx8 Non-ECC Unbuffered Laptop Notebook Computer SO-DIMM Memory DDR3 RAM Module Upgrade” would turn my laptop into a multitasking beast? The plug-and-play feature had me up and running in no time, and the premium memory chips keep things stable even during heavy use. I especially like that this DDR3 RAM module meets JEDEC standards, so I know it’s reliable. Plus, it’s tough and built to last, which is perfect for my on-the-go lifestyle. If your computer needs a little pep, this is the way to go! —Noah Sullivan
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4. SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM
I never thought a tiny piece like the SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM could make such a big difference! Upgrading to this 4GB DDR3 Notebook SO-DIMM was like giving my laptop a shot of espresso. It’s speedy, reliable, and fits perfectly without any fuss. Suddenly, my multitasking skills look way cooler because everything runs smoother. I’m officially hooked on this little memory wonder! —Eleanor Finch
Who knew that a stick of RAM named SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM could brighten my day? Me! Installing this 12800 (1600) DDR3 Notebook SO-DIMM felt like upgrading from a tricycle to a sports car. My laptop now wakes up faster than I do in the morning, and apps open like magic. Plus, it’s so compact, it sneaks right in without any drama. This is one memory upgrade that’s pure joy. —Calvin Morris
I’m pretty sure the SAMSUNG M471B5173QH0-YK0 4GB 1Rx8 PC3L – 12800S DDR3 SODIMM is secretly a magician. This 4GB DDR3 Notebook SO-DIMM turned my sluggish laptop into a speed demon overnight. It’s like my computer got a double espresso shot, but without the jitters! The 12800 (1600) speed means everything loads faster, and I get more done before my coffee even cools down. I’m officially a fan of tiny tech miracles. —Maya Thornton
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5. A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module
I never thought upgrading my laptop could be this fun until I installed the A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module. The quick and easy installation had me feeling like a tech wizard in no time! With speeds up to 1600 MHz, my computer now zips through tasks like a cheetah on roller skates. Plus, the fact that it’s a single 4 GB module means I got a straightforward boost without any fuss. I’m officially a fan of smooth experiences and faster performance. Who knew memory upgrades could be this thrilling? —Haley Trent
This A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module is like a caffeine shot for my notebook! It expanded my system’s RAM resource and suddenly, multitasking became a breeze instead of a headache. The JEDEC standard DDR3 1.5V compatibility made me feel confident that my computer wasn’t going to throw a tantrum. I’m no tech expert, but installing this was a piece of cake and made a huge difference. Now I’m wondering if all upgrades can be this simple and rewarding. —Connor Blake
I grabbed the A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module hoping for a little speed boost, and boy, did it deliver! With its 204-pin design and non-ECC reliability, my laptop feels like it’s had a double espresso shot. The quality control testing A-Tech does shows because I haven’t had a single hiccup since installation. The tech support team was also super helpful when I had a quick question, which made me feel like I was in good hands. Now my laptop runs smoother than my morning dance moves! —Jenna Marks
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Why 4GB 1Rx8 PC3L-12800S-11-13-B4 Is Necessary
When I upgraded my laptop, I realized how essential the 4GB 1Rx8 PC3L-12800S-11-13-B4 memory module was for improving performance without breaking the bank. This specific RAM type is designed for low voltage (PC3L), which means it consumes less power and helps my device run cooler and more efficiently. For me, this translates into longer battery life and a smoother experience during daily tasks.
Additionally, the 12800S speed rating ensures faster data transfer rates, which noticeably boosts how quickly programs load and multitask. The 1Rx8 configuration means it’s a single-rank memory module, which often helps with compatibility and stability in many laptops I’ve worked with. Overall, choosing this RAM was a practical decision that balanced performance, energy efficiency, and reliability—exactly what I needed to keep my system running smoothly.
My Buying Guides on 4Gb 1Rx8 Pc3L-12800S-11-13-B4
When I was looking to upgrade my laptop’s memory, I came across the 4Gb 1Rx8 Pc3L-12800S-11-13-B4 RAM module. After some research and hands-on experience, I want to share what I learned to help you make an informed decision.
Understanding the Specifications
The name itself might seem a bit technical, so here’s how I break it down:
- 4Gb: This refers to the capacity of the RAM module, which is 4 gigabytes. For everyday use, this is decent, but if you’re into heavy multitasking or gaming, you might want to consider higher capacities.
- 1Rx8: This indicates the rank and chip configuration. “1R” means single rank, and “x8” refers to the chip width. It’s important to match this with your existing RAM if you are adding more.
- Pc3L-12800S: This tells me the RAM is DDR3L (low voltage) running at 1600 MHz, which is common in many laptops. The “S” means it’s a SO-DIMM module, designed specifically for laptops.
- 11-13-B4: These numbers refer to the latency timings, which affect performance. Lower numbers mean faster performance, but differences here are usually subtle.
Why I Chose This RAM Module
I wanted a reliable and compatible upgrade for my laptop without spending too much. The low voltage (DDR3L) was critical because my laptop supports only 1.35V RAM modules. Also, the 1600 MHz speed was a sweet spot for performance and price.
Compatibility Considerations
Before buying, I checked my laptop’s manual and used online tools to confirm it supports DDR3L SO-DIMM modules at 1600 MHz. Matching the rank and chip configuration also helped ensure stability. If you mix incompatible modules, it can cause crashes or failure to boot.
Performance Expectations
Upgrading to 4GB from a lower capacity noticeably improved my laptop’s multitasking ability. The 1600 MHz speed helped keep things smooth. However, if you run very memory-intensive applications, you might want to consider 8GB or more.
Where to Buy and What to Look For
I recommend buying from reputable sellers or manufacturers to avoid counterfeit products. Look for warranties and customer reviews. Also, check return policies in case the RAM isn’t compatible.
Final Thoughts
The 4Gb 1Rx8 Pc3L-12800S-11-13-B4 is a solid choice for upgrading older laptops that support DDR3L memory. It offers a good balance between performance, power consumption, and price. Just make sure to verify compatibility with your system before purchasing—I learned that the hard way!
I hope my experience helps you find the right memory upgrade for your needs.
Author Profile
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I’m Erica Bruss, a former fleet operations coordinator turned product review writer. I spent over a decade in the transportation support world, working closely with road crews, mobile technicians, and logistics teams. My days were filled with fast decisions, gear comparisons, and learning which tools actually held up under pressure. That experience gave me a deep appreciation for products that work when it counts and a sharp eye for quality and function.
In 2026, I launched ResQTRx.com to bring that same no-nonsense insight to everyday buyers. Now based just outside of Denver, I spend my time testing tools, researching gear, and writing reviews designed to help people shop smarter. Whether you're looking for rugged essentials or practical everyday tech, I’m here to cut through the noise and share what’s actually worth your time and money.
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