Crucial
0 ratings
Crucial 16GB, 288-pin DIMM, DDR4 PC4-21300,
genuine image
Crucial 16GB, 288-pin DIMM, DDR4 PC4-21300,
Crucial 16GB DDR4-2666 RDIMM: Fast, Reliable, and Compatible
Crucial 16GB, 288-pin DIMM, DDR4 PC4-21300,
Item #: 12791027

Crucial 16GB, 288-pin DIMM, DDR4 PC4-21300,

Item #: 12791027

KYD 155

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Monday, August 03
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Crucial 16GB DDR4-2666 RDIMM: Fast, Reliable, and Compatible
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment

What Stands Out

High Performance
With 16GB capacity and DDR4-2666 speed, this RAM enhances multitasking and boosts system responsiveness, ensuring seamless performance for demanding applications and high-load situations.
Reliable Quality
Crucial's memory modules are rigorously tested for reliability and compatibility, providing peace of mind to users seeking durable memory solutions for desktops and workstations.
Energy Efficient
Operating at just 1.2V, this RDIMM reduces power consumption while delivering top-tier performance, ideal for energy-conscious users aiming to lower their electricity bills without compromising speed.

Product Details

Shop for Crucial 16GB DDR4-2666 RDIMM at the best price online. Get fast and reliable RAM for your system. Order now from Ubuy Cayman Islands for great deals.
  • 16GB DDR4-2666 RDIMM with a memory speed of up to 2933 MT/s
  • Tested to meet mission-critical server standards, ensuring 100% reliability
  • Optimized for Intel Xeon processor product families
  • Compatible with OEM servers and warranties
  • Backed by the reliable Crucial Reliance program
  • 1.2V CL19 for efficient power consumption
RAM Memory TechnologyDDR4
Memory Speed2666 MHz
Compatible DevicesServer
Additional Featuresnv: Company Program^Crucial 4 REGDIMM | Component Configuration^x4 based | Configuration^2048Meg x 72 | DDR Timings^CL=19 | DIMM Type^Registered | Density^16GB | Error Checking^ECC | Megabytes^16384 | Memory Type^DDR4 PC4-21300 | Module Rank^Single Ranked | Package^288-pin DIMM | Platform Category^DDR4 | Speed^DDR4-2666 | Voltage^1.2V | VolumeDiscountBucket^LOW
Voltage1.2 Volts
Column Address Strobe Latency19
Form FactorDIMM
Data Transfer Rate2933 Megabits Per Second
Number of Pins288
Memory Form FactorRDIMM
Memory GenerationDDR4
RAM Size16 GB
BrandCrucial
Model Name16GB DDR4-2666 RDIMM
UPC649528780584
ManufacturerCrucial Technology
Model NumberCT16G4RFS4266
Mfr Part NumberCT16G4RFS4266
Global Trade Identification Number00649528780584
Unit Count1.0 Count
Item Weight0.02 Kilograms
Computer Memory Size16 GB

Who Should Buy?

Suitable For
  • General Users

    Ideal for everyday computing tasks like web browsing, document editing, and light multimedia use.

  • Budget Gamers

    Suitable for gamers looking for affordable RAM that supports decent performance in less demanding games.

  • Small Businesses

    A great option for small businesses requiring reliable memory for basic office applications and multitasking.

Not Suitable For
  • High-End Gamers

    May not perform well for demanding gaming setups requiring the latest high-speed memory specifications.

Product Description

Crucial 16GB, 288-pin DIMM, DDR4 PC4-21300,

About This Item

Upgrade your system's performance with the Crucial 16GB DDR4-2666 RDIMM. Designed to provide fast and reliable memory for your computer, this memory module is perfect for gaming, multimedia editing, and other demanding tasks. With a capacity of 16GB, this DDR4-2666 RDIMM offers ample space to handle multiple applications simultaneously, ensuring smooth and efficient multitasking.

Whether you're running resource-intensive software or loading large files, this memory module can keep up with your demands. The 1.2V CL19 288-Pin DIMM provides high-speed data transfer rates, allowing your system to run at its full potential. Say goodbye to lag and slow loading times, and experience a seamless computing experience. Crucial is a trusted brand in the industry, known for producing high-quality products that deliver exceptional performance. This DDR4-2666 RDIMM is no exception, offering reliability and durability that you can depend on. Elevate your computer's performance with the Crucial 16GB DDR4-2666 RDIMM.

Upgrade your system with this powerful memory module and enjoy faster speeds and smoother operations. Don't settle for less when it comes to your computer's performance – choose Crucial.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the capacity of Crucial 16Gb DDR4-2666 RDIMM?

    Answer: The Crucial 16Gb DDR4-2666 RDIMM has a capacity of 16GB. This substantial memory capacity allows for improved multitasking and enhanced performance in memory-intensive applications, such as gaming, video editing, and running virtual machines. By utilizing this RDIMM, users can expect smoother operation and faster data processing speeds, enhancing overall system responsiveness.
  • Question: What is the frequency of the Crucial 16Gb DDR4-2666 RDIMM?

    Answer: The frequency of the Crucial 16Gb DDR4-2666 RDIMM is 2666 MT/s. This higher frequency ensures quicker data transfers between the RAM and the CPU, significantly boosting overall system performance. For users engaged in demanding tasks like 3D rendering or heavy gaming, this frequency allows their systems to operate optimally, minimizing lag and improving load times.
  • Question: What does RDIMM stand for in RAM specifications?

    Answer: RDIMM stands for Registered Dual In-Line Memory Module. This type of RAM is designed with a register to reduce the electrical load on the memory controller, allowing it to support higher memory capacities. RDIMMs are particularly beneficial in server and workstation settings where stability and scalability are crucial, making them ideal for businesses running high-load applications.
  • Question: What is the voltage requirement for the Crucial 16Gb DDR4-2666 RDIMM?

    Answer: The Crucial 16Gb DDR4-2666 RDIMM operates at a voltage of 1.2V. This lower voltage is standard for DDR4 memory, providing improved energy efficiency compared to older memory types. This feature not only helps in reducing power consumption but also aids in keeping the system cooler, which can be advantageous during long hours of operation or under heavy workloads.
  • Question: Is the Crucial 16Gb DDR4-2666 RDIMM compatible with all motherboards?

    Answer: The Crucial 16Gb DDR4-2666 RDIMM is compatible with motherboards that support DDR4 memory technology and have available RDIMM slots. It's essential to check the motherboard specifications before upgrading your system to ensure compatibility. Using compatible modules will guarantee optimal performance, whether for system upgrade or custom builds dedicated to gaming or intensive computational tasks.
  • Question: Can I mix the Crucial 16Gb DDR4-2666 RDIMM with other RAM modules?

    Answer: While it is technically possible to mix the Crucial 16Gb DDR4-2666 RDIMM with other RAM modules, it is recommended to use RAM of the same specifications for stable performance. Mixing different brands, speeds, or latencies can lead to mismatched timings, resulting in suboptimal performance. For users looking to maximize performance, sticking to the same model is advisable, particularly in high-performance scenarios.
  • Question: What are the latency specifications for the Crucial 16Gb DDR4-2666 RDIMM?

    Answer: The Crucial 16Gb DDR4-2666 RDIMM has a CAS latency of CL19. This refers to the number of clock cycles it takes to retrieve data from a specific column in memory. While CL19 is a standard latency for DDR4 at this frequency, understanding latency helps users gauge potential performance differences, especially in applications that are sensitive to memory speeds, ensuring an informed decision based on needs.
  • Question: What are the physical dimensions of the Crucial 16Gb DDR4-2666 RDIMM?

    Answer: The Crucial 16Gb DDR4-2666 RDIMM typically conforms to the standard DIMM size of approximately 133.35mm x 30mm. These dimensions are essential for ensuring that the RAM fits properly in your motherboard slots. Proper installation is crucial for stability and performance, especially in high-speed operations, ensuring your system runs optimally as per design specifications.
  • Question: Is the Crucial 16Gb DDR4-2666 RDIMM suitable for gaming?

    Answer: Yes, the Crucial 16Gb DDR4-2666 RDIMM is highly suitable for gaming. The 16GB capacity provides ample memory for most modern games, enabling seamless gameplay even when running in conjunction with background applications. Gamers can expect reduced stuttering and more fluid performance, particularly in graphically intensive titles or when streaming content during gameplay.
  • Question: Where can I buy the Crucial 16Gb DDR4-2666 RDIMM in Cayman Islands?

    Answer: You can conveniently purchase the Crucial 16Gb DDR4-2666 RDIMM from Ubuy in Cayman Islands. Ubuy offers a user-friendly shopping experience with various options and support for customers seeking reliable tech products. With their extensive catalog, you can easily find this RDIMM along with guidance on installation and other compatible products.

Crucial Memory CT16G4RFS4266 Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9200 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

KYD 155

Order now and get it around Monday, August 03

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • With speeds up to 2933 MT/s, this RDIMM ensures quick and efficient data processing.
  • This module has undergone rigorous testing to meet server standards, guaranteeing its performance.
  • Optimized for the latest Intel Xeon processor product families, ensuring seamless integration.
  • Compatible with OEM servers and warranties, providing peace of mind for your system.
  • Backed by the Reliance program, ensuring reliability and customer satisfaction.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.