Vendor Homepage: https://www.delltechnologies.com/asset/en-us/products/servers/technical-support/poweredge-r660xs-technical-guide.pdfDescription: PowerEdge R660xs Server Motherboard with Broadcom 5720 Dual Port 1Gb On-Board LOM Broadcom 5720 Quad Port 1GbE
Vendor Homepage: https://i.dell.com/sites/csdocuments/Product_Docs/en/dell-emc-poweredge-r750xs-technical-guide[1].pdfDescription: PowerEdge R750xs Server Motherboard with Broadcom 5720 Dual Port 1Gb On-Board LOM, Ti Broadcom 57412 Dual Port