Dell E93839 Ga0402 Motherboard Specs

This motherboard belongs to the Intel "Sandy Bridge" generation. It was released around 2011-2012, targeting business environments requiring stable, secure, and manageable PCs.

The is not a retail motherboard; it is a proprietary OEM (Original Equipment Manufacturer) board designed exclusively for the Dell OptiPlex 790 series.

One of the defining features of this board in the OptiPlex 780 era was its move toward DDR3 technology. Dell OptiPlex 780 Service Manual--Mini Tower Computer dell e93839 ga0402 motherboard specs

The best GPU you can install without modifying the PSU:

In the world of enterprise computing, few names carry as much weight as Dell’s OptiPlex line. Known for their reliability, ease of serviceability, and long life cycles, these machines are staples in offices, schools, and refurbished PC markets. At the center of many of these systems lies a specific, often-overlooked motherboard: the . This motherboard belongs to the Intel "Sandy Bridge"

The LGA 1155 socket supports a wide range of processors, but the BIOS is locked to Dell’s whitelist.

The is a proprietary motherboard specifically designed for the Dell OptiPlex 780 series . It is a reliable, enterprise-grade component built around the LGA775 socket and the Intel Q45 Express chipset , making it a popular choice for budget-conscious users looking to maintain or lightly upgrade legacy hardware for everyday productivity. One of the defining features of this board

The Dell E93839 GA0402 motherboard is built around the . This chipset was chosen by Dell for its balance of performance and manageability, specifically targeting the enterprise market.

Note on Ivy Bridge (3rd Gen): While physically compatible (e.g., i7-3770), Dell never officially released a BIOS update for the OptiPlex 790. Some users report success with Ivy Bridge CPUs, but features like PCIe 3.0 remain locked. Stick to Sandy Bridge for stability.