Intel Desktop Board 21 B6 E1 E2 Specification Exclusive !!better!! -
: Integrated Ethernet (RJ-45), USB 2.0 ports (some models include USB 3.0), and standard audio jacks. : SATA connectors for HDDs and SSDs. How to Identify Your Actual Board Model
There is no official Intel Desktop Board “21 B6 E1 E2.” The string is a composite of PCB revision (21), power stage identifier (B6), and chipset stepping (E1/E2) found on (and possibly DB65AL or DP67BG). intel desktop board 21 b6 e1 e2 specification exclusive