You can get a Tyan Tomcat EX or one of the ASRock Rack AM4 boards that have an Aspeed AST2500 chip to provide remote management. However, it might be difficult

You can get a Tyan Tomcat EX or one of the ASRock Rack AM4 boards that have an Aspeed AST2500 chip to provide remote management. However, it might be difficult (and expensive) to get 4 32GB UDIMMs to work properly.