Check the listing for details. 4GB (1GB x 4) GOOGLE PC133 ECC REG SDRAM 39L6JS0R-1G00 Vintage Server Memory. Condition: New. Listed at 28.75 USD. This vintage Google server memory is perfect for those who need to upgrade their Retro server's performance. With a total capacity of 4GB, this ECC RAM comes with 4 modules of 1GB each, ensuring reliable and efficient operation. The memory features ECC technology, which detects and corrects any errors that may occur during data transmission. This 39L6JS0R-1G00 memory module is designed for use with servers and enterprise networking components. It is compatible with a wide range of server models and can be easily installed. With 168 pins and a bus speed of PC-133. This Auction is ONLT for 1set of 4pcs DIMM modules and they will be packed in anti-static bag. But if you buy quantity at 12 x , they will be shipped in memory module trays.