has (200) sticks of PC3 desktop RAM available. Styles include PC3-12800U/1600MHz & PC3-14900U/1866MHz and they’re available in 8GB capacities. All our RAM includes a 90-day rranty, has been tested to the R2v3 standard and is considered key functions working. A Spreadsheet is available upon request which supplies the pertinent information. Send me your questions or requests. Thank you!