Standard configurations include Ethernet (RJ-45), USB 2.0, and sometimes USB 3.0, along with VGA/DVI or HDMI for integrated graphics. How to Identify Your Exact Model
The alphanumeric sequence " 21 B6 E1 E2 " is not a specific motherboard model number but rather a regulatory or industry specification marking found on several legacy Intel desktop boards
Later industrial or replacement iterations step up to the 4th-generation architecture: LGA 1150 intel desktop board 21 b6 e1 e2 specification exclusive
Because this compliance string was used globally on Intel's production lines, it spans two major generations of hardware. Cross-referencing current market listings on eBay reveals that boards stamped with "21 B6 E1 E2" usually fall into one of two major layout archetypes: 1. The LGA 1155 Platform (Sandy Bridge / Ivy Bridge)
The first and most critical piece of information is that "21 B6 E1 E2" is a model number (SKU) for an Intel motherboard. Searching for it as a product model will lead to driver-hosting websites, but these are misleading. In reality, this alphanumeric code is a regulatory or industry specification marking , often printed alongside other identifiers like E210882 or 94V-8 . Standard configurations include Ethernet (RJ-45), USB 2
: Includes standard connections like Ethernet (RJ-45), USB 2.0, and sometimes USB 3.0. OS Support
For Intel Desktop Boards that use BIOS versions with microcode updates corresponding to the 21 (major revision) and b6/e1/e2 (internal stepping/toolchain tags), the exclusive capability is: The LGA 1155 Platform (Sandy Bridge / Ivy
In plain terms, boards marked with belong to two primary families: the Intel G41 Express Chipset series and, more rarely, the DP45SG series. Exclusively, we have confirmed that this code appears on boards designed for Intel’s Wolfdale (Core 2 Duo) and Yorkfield (Core 2 Quad) processors.