has (348) sticks of PC3 ECC server RAM available. Styles include PC3-12800R/1600MHz & PC3-14900R/1866MHz and are available in 8GB, 16GB and 32GB capacities. The 8GB/16GB sticks consist of Mixed MFG and models. The 32GB sticks are MFG by Samsung and Hynix and include part number m386b4g70dmo-cma4qm1408. 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!