Crucial 16GB DDR4 2666 MT/s (PC4-21300) CL19 DR x 8 Unbuffered DIMM 260pin

Upgrade your desktop with the Crucial 16GB DDR4 2666 MT/s (PC4-21300) CL19 — CT16G4SFS8266, designed to eliminate slowdowns and make multitasking, gaming, and content creation noticeably smoother. This single 16GB unbuffered 260‑pin DIMM delivers responsive performance, lower power draw and rock‑steady stability so applications open faster and workflows stay fluid. Backed by Crucial’s limited lifetime warranty and Vlebazaar’s trusted customer service, you get technical confidence plus dependable delivery and support. Enjoy a worry‑free memory boost with reliable compatibility checks, secure transactions and prompt after‑sales care from Vlebazaar.

Top Features

• 2666 MT/s speed for razor‑sharp responsiveness under load
• CL19 latency tuned for consistent, predictable performance
• 16GB capacity to power heavy multitasking and larger projects
• Unbuffered 260‑pin DIMM — straightforward desktop compatibility
• Low 1.2V operation for cooler running and energy efficiency
• Single-module upgrade — easy install without replacing existing RAM
• Durable build with gold contacts for reliable long-term connections
• JEDEC-standard operation for plug-and-play stability across systems
• Reduces app load times and improves system fluidity for work and play

Technical Specifications

Why Buy From Vlebazaar?

• Verified genuine Crucial products with warranty support and authenticity checks
• Fast, insured shipping and careful packaging to protect delicate components
• Secure payments, clear invoicing and responsive pre‑ and post‑sales support
• Compatibility guidance and troubleshooting from experienced tech specialists
• Easy warranty assistance — Vlebazaar helps coordinate repairs/replacements

Who Should Buy This?

• Desktop upgraders who want a simple 16GB boost for everyday speed
• Gamers seeking smoother frame pacing and faster load times
• Content creators and designers running memory‑intensive apps
• Professionals needing reliable multitasking for workstations
• Users replacing faulty RAM with a dependable, warranty-backed module

Smart FAQs

1. Is this module compatible with my desktop motherboard?

This is a standard 260‑pin DDR4 unbuffered DIMM for desktops. It is compatible with motherboards that support DDR4 memory at 2666 MT/s or those that can auto‑negotiate JEDEC speeds. Check your motherboard manual for supported memory types and maximum module capacity.

2. Can I mix this Crucial 16GB DIMM with my existing RAM?

You can mix modules, but best performance comes from matched modules (same speed, capacity, and timings). When mixed, the system will default to the lowest common speed and timings. For optimal dual‑channel operation, use identical modules where possible.

3. Does this RAM support XMP profiles?

This module is JEDEC‑spec DDR4 at 2666 MT/s and is optimized for stable plug‑and‑play operation. XMP support depends on the specific module revision and motherboard BIOS — consult your board manufacturer if you plan to enable XMP or manual overclocking.

4. How do I install this DIMM?

Power down and unplug your PC, open the case, align the module with the 260‑pin DIMM slot, and press down until the latches click. Refer to your motherboard manual for the correct slot population order and safety precautions.

5. What does the warranty cover and how do I claim it?

Crucial offers a limited lifetime warranty on qualifying modules. Vlebazaar assists with warranty claims — contact our support team with your order details and serial number, and we will guide you through diagnostics and the claim process.

6. Will I notice a real performance improvement?

Yes — moving from lower RAM capacity or slower DDR3/low‑speed DDR4 will reduce swapping and improve multitasking, app launch times, and responsiveness. Gains vary by workload; memory‑heavy applications benefit the most.