has (1437) sticks of PC4 laptop, desktop and server RAM available. . Speeds include 2133MHz, 2400MHz 2666MHz and 2933MHz and they’re available in 4GB, 8GB, 16GB and 32GB capacities. Manufacturers include Samsung, Hynix, Micron, and more. All our RAM includes a 90-day rranty, has been tested to the R2v3 standard and is considered key functions working. Spreadsheets are available which supply pertinent information for each type. Send me your questions or requests. Thank you!