: Specifically mentioned in driver diagnostic contexts for boards with this marking. Purchasing and Support
Commonly associated with the Intel 6-series (e.g., H61, Q67) or 8-series chipsets. intel desktop board 21 b6 e1 e2 specification exclusive
| Specification | Detail | | :--- | :--- | | | ATX (12.0″ x 9.6″) | | Chipset | Intel P45 Express + ICH10R | | CPU Socket | LGA775 | | Supported CPUs | Core 2 Extreme QX9770, Core 2 Quad, Core 2 Duo (FSB 1600 MHz OC) | | Memory | 4 x DDR3 DIMM slots (max 8GB officially – 16GB with experimental BIOS) | | Memory Speed | DDR3-1333, DDR3-1600 (OC) | | Integrated Graphics | None (discrete GPU required) | | Expansion Slots | 2 x PCIe 2.0 x16 (CrossFireX support), 2 x PCIe x1, 2 x PCI | | Storage | 6 x SATA 3Gb/s (RAID 0/1/5/10), eSATA (via header) | | Audio | Realtek ALC888S (7.1 channel) | | Exclusive Feature | Intel Extreme Tuning Utility support, on-board power/reset buttons | : Specifically mentioned in driver diagnostic contexts for
The Intel Desktop Boards associated with the manufacturing codes "21 B6 E1 E2" belong to the performance mainstream segment, designed to support the 2nd and 3rd Generation Intel Core processors (Sandy Bridge and Ivy Bridge microarchitectures). These boards utilize the Intel H67 or B65 Express Chipset, providing a balance of performance, connectivity, and integrated graphics output. These boards utilize the Intel H67 or B65
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