Intel Desktop Board 21 B6 E1 E2 Manual Best

The marking "21 B6 E1 E2" refers to regulatory information on Intel Desktop Boards, typically featuring an LGA 1155 socket for 2nd Gen Core processors. Users must identify their specific board model via the AA number on a small barcode label to find the correct technical specifications. For more details, visit Intel .

• Processor Socket: LGA775 (Supports Intel Core 2 Quad, Core 2 Duo, Pentium D, Celeron D).
• Memory Slots: 2 or 4 DIMM slots. Check your revision: "E1/E2" might indicate voltage support. Older = DDR2 (1.8V). Newer = DDR3 (1.5V). Do not mix voltages.
• Expansion Slots: 1 x PCI Express x16 (for graphics), 1 x PCIe x1, 2 x PCI.
• Rear I/O: PS/2 mouse/keyboard, 4x USB 2.0, LAN, VGA (on G31/G33), audio jacks.

AA (Altered Assembly) number

Intel boards are accurately identified by an or a specific model name (e.g., DH61BE, DG31GL). Intel Desktop Board 21 B6 E1 E2 Manual

If you need a downloadable copy of the manual, it is typically found on the Intel Download Center by searching for "DZ77RE-75K." The marking "21 B6 E1 E2" refers to