02-11-2021, 03:56 PM
The cheapest cards supporting ESXi are Aquantia 107 based cards like Aquantia AQtion AQC 107. You can find them listed here: https://nascompares.com/2017/12/14/cheapest-10gb-1-port-pci-express-network-cards-rj45/More expansion and better quality cards will be Intel and Mellanox chipset based cards. Here is the full Synology tested card list:https://nascompares.com/answer/esxi-compatible-10gbe-cards/I hope this helps.