Capacity - 4GB, 8GB, 16GB & 32GB Speed - DDR4 2666 - PC4-21300 Type - 260-pin SODIMM CAS Latency - 19 The VisionTek DDR4 RAM Module is the ideal performance upgrade for laptops and small form factor PC. VisionTek RAM has been tested extensively in Dell, Lenovo, HP, Intel NUC, and more. If you have compatibility questions, please contact our support staff and they can confirm compatibility. Maximizing your system memory is the most cost-effective and easy DIY installation solution. Dramatically improve application and system responsiveness, gaming and specific memory intensive usages such as video streaming over wireless networks. Avoid system slowdowns or bottlenecks by giving programs more memory to use. Every VisionTek memory module is built and tested to the JEDEC Standard to deliver assured speed and reliability. Productivity / Multi-Tasking More memory means more programs can be run at one time. Systems may slow when running a large amount of programs at once. By upgrading, you ca