Version No.: 2020-8-16
Desktop 3rd Generation Intel® Core™ Processor Family and Intel® Xeon® Processor E3-1200 v2 Product Family - External Design. www.intel.com
"21 B6 E1 E2" is not a model number but a regulatory marking. To find the true, full specifications, locate the on your board. Most boards with this marking are older LGA1155 or similar systems designed for DDR3-era Intel processors.
The Intel DG31GL is a microATX motherboard built around the Intel G31 Express chipset, designed for Intel Core 2 Duo and other LGA775 processors. Here is its official specification sheet: intel desktop board 21 b6 e1 e2 specification link
If the code persists after steps 1-5 and you have confirmed the board model from Part 4, the chipset (southbridge) may have failed – a common issue on H61 boards after 10+ years of use.
There is no DVI, HDMI, or USB 3.0 on this board. Desktop 3rd Generation Intel® Core™ Processor Family and
Intel Desktop Board model numbers are typically formatted like:
Older industrial variations utilizing LGA 775 structures combined with legacy DDR2 setups. Most boards with this marking are older LGA1155
: This is the most accurate method if you can open your PC case.
Q: What is the LAN speed of the Intel Desktop Board DZ77SL-50KZ? A: The LAN speed of the Intel Desktop Board DZ77SL-50KZ is up to 1000Mbps.