E1G44ET2 is the order code for a single Intel® Gigabit ET2 Quad Port Server Adapter.
E1G44ET2BLK is the order code for a five-pack of these Intel® Gigabit ET2 Quad Port Server Adapters.
For more information, check out this Intel ET, ET2 and EF Server Adapters Product Brief.
We are just checking if the answer of our helpful community member, addressed your concern.
if you still have further questions or clarifications, please feel free to post back a reply. We will keep the thread for 3 more business days, should we not hear from you we will be compelled to close the topic.
Intel Customer Support