PNY SODIMM DDR4 2666MHz 4GB for Laptop PC   PNY's Performance line of DDR4 RAM modules is purpose-built for users who want rock-solid reliability and great value.. No matter what you do on your PC, you'll do it better and faster with a DDR4 2666MHz upgrade from PNY. DDR4 2666MHz Performance PNY DDR4 memory features faster speeds, greater bandwidth, lower power consumption, and enhanced thermal performance for a noticeable improvement in PC response times during memory-intensive application use. PNY DDR4 memory modules are rigorously engineered and tested to ensure stable, reliable performance in real-world computing environ Memory Type Notebook DDR4 Memory Format SODIMM Capacity 4GB Cas Latency CL19 Frequency Speed 2666MHz (PC4-21300) Speed Compatibility 2666 MHz, 2400 MHz, 2133 MHz, 1866 MHz Voltage 1.2 V