Crucial 8GB (8GBx1) DDR4 2666MHz Desktop RAM

The Crucial CT8G4DFRA266 is an 8GB single-stick DDR4 desktop memory module designed for mainstream desktop platforms that support DDR4 memory. Operating at a rated speed of 2666 MHz (PC4-21300), it delivers reliable everyday performance for general computing, office productivity, web browsing, and light content creation workloads. This module runs at 1.2V, which keeps power consumption modest compared to older DDR3 standards, contributing to a cooler and more energy-efficient system. The CL19 (CAS Latency 19) timing is typical for DDR4 2666 MHz modules at this density and voltage, ensuring stable operation across a wide range of compatible Intel and AMD desktop motherboards. The single-module (1x8GB) configuration gives you one slot free for a future upgrade — whether you want to add another 8GB stick for dual-channel operation or step up to a higher-capacity module down the line. Dual-channel mode, when paired with an identical module on a supported board, can yield meaningful real-world throughput improvements for memory-bandwidth-sensitive tasks. Crucial is a brand of Micron Technology, one of the largest DRAM manufacturers in the world. Modules are manufactured and tested to JEDEC DDR4 standards, providing broad compatibility with consumer desktop systems. Verifiable Specifications: • Part Number: CT8G4DFRA266 • GTIN / EAN-UPC: 649528903501 • Capacity: 8 GB (1 x 8 GB) • Memory Type: DDR4 • Form Factor: UDIMM (Desktop) • Speed: 2666 MHz (PC4-21300) • Voltage: 1.2V • CAS Latency: CL19 • Brand: Crucial (Micron Technology) Note: Compatibility with a specific motherboard should always be verified via Crucial's online compatibility tool or your motherboard's QVL (Qualified Vendor List) before purchase. This module is intended for desktop systems only and is not compatible with laptop (SO-DIMM) slots