E1 E2 Specification Link: Intel Desktop Board 21 B6

(Intel’s internal assembly number) – e.g., E12345-678 . Searching that on Intel's site may yield the original support page.

Support for 2nd Generation Intel Core i3, i5 (e.g., i5-2300), and i7 processors. Memory: Typically DDR3 SDRAM with 2 DIMM slots. Expansion: Often includes 1 x PCI Express 2.0 x16 slot. intel desktop board 21 b6 e1 e2 specification link

If the main page is down, use the Download Center Archive: Intel Download Center - DQ67OW (Intel’s internal assembly number) – e

According to official documentation compiled on Scribd's Intel Board Information Archive , markings like , D33025 , and /21-B6-E1-E2 represent underlying electronic flammability rankings, circuit traces, or environmental declarations. They are shared by multiple completely unrelated production batches. Memory: Typically DDR3 SDRAM with 2 DIMM slots

Before looking up specifications, you must locate the or the true model string printed elsewhere on your physical board.

| Category | Specification | | :--- | :--- | | | Intel Desktop Board DG31GL (Lakeport) | | Form Factor | microATX | | CPU Support | LGA775 socket for Intel® Core™2 Duo, Pentium® Dual-Core, Celeron® processors | | Chipset | Intel® G31 Express + ICH7 | | Memory Support | 2 DDR2 DIMM slots, up to 4GB of system memory | | Integrated Graphics | Intel® Graphics Media Accelerator 3100 (GMA 3100) | | Expansion Slots | 1 PCI Express x16, 1 PCI Express x1, 2 PCI | | Storage Interfaces | 4 SATA 3.0 Gb/s ports, 1 Ultra ATA 100 port | | Audio | Realtek ALC888S 6-channel (5.1) audio codec | | LAN | Realtek 8111B Gigabit (10/100/1000 Mbit) Ethernet controller | | USB Ports | 8 USB 2.0 ports (4 on back panel, 4 via headers) | | Rear Panel Connectors | VGA, 4 USB 2.0, LAN, audio (line-in, line-out, mic-in) | | BIOS | Intel BIOS |

These boards are considered and are best suited for specific, low-demand use cases: