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⚡ Upgrade your laptop’s brainpower — faster, cooler, smarter!
The Crucial 8GB DDR4 2666 MT/s SODIMM is a high-performance, energy-efficient memory module designed for laptops and compact systems. Featuring a 260-pin form factor, single-rank configuration, and AMD Ryzen validation, it delivers up to 30% increased bandwidth and 40% reduced power consumption, ensuring faster data throughput and longer battery life. Ideal for professionals and gamers seeking reliable, seamless upgrades.









| ASIN | B071KNKBQ1 |
| Additional Features | nv: AMD Validation^AMD Ryzen | Company Program^Crucial | Component Configuration^x8 based | Configuration^1024Meg x 64 | DDR Timings^CL=19 | DIMM Type^Unbuffered | Density^8GB | Error Checking^NON-ECC | Megabytes^8192 | Memory Type^DDR4 PC4-21300 | Module Rank^Single Ranked | Package^260-pin SODIMM | Platform Category^DDR4 | Speed^DDR4-2666 | Voltage^1.2V | VolumeDiscountBucket^MEDIUM |
| Best Sellers Rank | #3,973 in Computers ( See Top 100 in Computers ) #20 in Computer Memory |
| Brand | Crucial |
| Built-In Media | DDR4 Laptop DRAM |
| Column Address Strobe Latency | 17 |
| Compatible Devices | Compatible with systems that take DDR4 2666MT/s SODIMM memory. |
| Customer Reviews | 4.7 4.7 out of 5 stars (9,449) |
| Data Transfer Rate | 2400 Megabytes Per Second |
| Form Factor | SO-DIMM |
| Global Trade Identification Number | 00649528780065 |
| Item Type Name | Crucial 8GB Single DDR4 2666 MT/s (PC4-21300) SR x8 SODIMM 260-Pin Memory - CT8G4SFS8266 |
| Item Weight | 0.02 Pounds |
| Manufacturer | CRUCIAL TECHNOLOGY |
| Memory Form Factor | SODIMM |
| Memory Generation | DDR4 |
| Memory Speed | 2666 MHz |
| Mfr Part Number | CT8G4SFS8266 |
| Model Name | Crucial 8GB (1x8GB) DDR4 SODIMM 2666MHz CL19 Single Stick |
| Model Number | CT8G4SFS8266 |
| Number of Pins | 260 |
| RAM Memory Technology | DRAM |
| RAM Size | 8 GB |
| UPC | 649528780065 753459243732 |
| Voltage | 1.2 Volts (DC) |
K**R
Good Product
I bought this item on a plan to add it to the existing 4gb ram on my HP Laptop and that's what I did. surprisingly, the Laptop became even slower than it was before. I had a doubt and removed the old 4gb ram and ran the system with only 8GB and it blew me away. Works very well and faster. I never understood why the other 4gb didn't work together with the new one. If anyone knows, please do comment.
R**Z
I dismayed for the Amazon prime offer, but for the Crucial 8GB DDR4 2666Mhz it's perfect!
I thought the first order is free shipping, but why still have a delivery charged AED 10. And, I dismayed because prime offering that if I used my Debit card, they deliver my order in the next day, so I gave my trust in their offer. Tsk tsk tsk! I gave 5 stars for the item that I received because it's working well and no issue, so I recommend the seller.
C**S
It's Crucial!!
Great DDR modules, Crucial have super trusted RAMs, everything working as it should with my Dell G5 5511 with those sticks (2 x 32GB each)
T**A
Good and fast
Good and fast
S**L
HUGE IMPROVEMENT IN PERFORMANCE
This product has allowed me to run gta 5 on a really low spec i3 laptop with integrated graphics. MASSIVE improvement in performance. The laptop doesnt heat up so quickly anymore. ALSO, battery lasts longer now. LOVE THE PRODUCT!
V**A
Good Product
Already I have 8gb ram in my laptop. After install this 8gb ram in second slot, I can feel really good speed on my laptop; and use Adobe premiere pro without buffer issue.
S**E
Perfect
Laptop worked perfectly and became much faster would totally recommend if your computer is 4gb ram or slow in any way
R**.
Secure packaging and good quality RAM
I ordered this to upgrade my laptop's RAM and I was able to receive the product and place them into my laptoo with no problems.
ア**者
Lenovo E580で増設。問題なし。
G**Y
Works perfectly with my Lenovo Legion Y530. I had a samsung 8gb ram already but it wasn't enough, only 4 gb of ram was available for actual use but after installing another 8 gigs it performs very well as per my usage. Easy to install, watch some YT tutorial. Android studio works better than before. As for gaming it does improve fps slightly, not all games are ram hungry. Multitasking is FLAWLESS, i can ezly switch between heavy games and chrome without waiting for a second. It is budget friendly and definitely worth the money!
V**M
Installed this 8GB RAM in my DS220+ and the DSM immediately recognised the memory (to a total of 10 GB). Perfect alternative if you intend to increase your Synology RAM as the price is so much cheaper than the official memory chips. Disclaimer: I have only used it on DS220+ and it works. You may wish to experiment it on other Synology models.
A**N
Crucial 2x8GB DDR4-2666. Instaladas en un portátil HP Laptop 15-db1xxx. Funcionan perfectamente pero, aunque el CPUIDZ dice que efectivamente pueden llegar a 2666Mhz (1333Mhz x 2), Windows informa de que están trabajando a 2400MHz. CPUIDZ muestra varias combinaciones de timings posibles que la tarjeta de memoria informa que soporta, y que normalmente se pueden seleccionar desde la BIOS del PC, pero la BIOS del portátil HP está muy capada y no se puede configurar nada de eso. Las originales que tenía el portátil indicaban lo mismo en Windows y al sacarlas indicaban que también eran de 2666MHz, mismo fabricante de los chips, Micron.
S**S
After struggling a bit to find a suitable memory for my Synology NAS DS720+ someone recommended me to get this memory. Was very simple to install and my NAS identified the memory straight aways, booted up without issues and has been working well with the latest DSM 7.X versions. Considering that the official Synology Memory is quite expensive and hard to get, this one is a steal and performs great. Highly recommended. June 2022
Trustpilot
2 weeks ago
1 month ago