has (432) sticks of PC4 ECC server RAM available. Speeds range from 2133MHz-3200MHz. Capacities range from 8GB-32GB.  MFG’s include Samsung, SK Hynix, Kingston, Micron, Micron/Crucial and more. All our RAM includes a 60-day rranty, has been tested to the R2v3 standard and is considered key functions working. A spreadsheet is available upon request which supplies the MFG, models, QTY’s, speeds, and capacities. Send me your questions or requests and thanks for looking.