Dell E93839 Ga0402 Motherboard Specs Upd May 2026

Dell E93839 GA0402 refers to a specific motherboard typically used in the Dell OptiPlex 780 series. It is a legacy business-class board based on the Intel Q45 Express

• Best use: Linux home server, lightweight Windows 10 PC, or emulation machine (PS2/Wii).
• Don’t spend more than $40 on the motherboard alone.
• Competitors: LGA 1155 aftermarket boards (e.g., Asus P8H77-M) offer USB 3.0 and better BIOS.

2. Check Compatibility:

Model Number

| Feature | Specification | | :--- | :--- | | | E93839 / GA0402 (CN-0GA0402) | | Compatible System | Dell OptiPlex 7040 (MT, SFF, Micro) | | Chipset | Intel Q170 Express (C610 Series) | | CPU Socket | LGA 1151 (Skylake, 6th Gen only*) | | CPU Support | Intel Core i3, i5, i7 (6th Gen), Pentium, Celeron | | Memory Slots | 2 x DDR4 DIMM Slots (Dual Channel) | | Max Memory | 64GB DDR4 (2133MHz / 2400MHz downclocked) | | Storage Connectors | 1x M.2 PCIe NVMe Slot, 1x M.2 WiFi Slot, Standard SATA 6Gb/s ports | | Video Outputs | DisplayPort, HDMI (varies by chassis form factor) | | LAN | Intel I219LM Gigabit Ethernet | | USB | USB 3.0 / USB 3.1 Gen 1 support | | Power Connector | 12V DC Input (for Micro) or Standard 24-Pin (Tower/SFF variations apply) | dell e93839 ga0402 motherboard specs upd

Overview of the Dell E93839 GA0402 Motherboard

Based on the OptiPlex 390 Desktop chassis configuration: Dell E93839 GA0402 refers to a specific motherboard

Dell E93839 GA0402

The is a vintage motherboard predominantly used in the Dell OptiPlex 780 series. Note that "E93839" is a regulatory number used by Foxconn (the manufacturer) and appears on several different motherboard generations. For the specific GA0402 model, the technical specifications are as follows: Core Specifications Form Factor: Micro-ATX (mATX). Chipset: Intel Q45 Express with ICH10DO. CPU Socket: LGA 775 (Socket T). Compatible Processors: Intel Core 2 Quad (up to 1333 MHz FSB). Intel Core 2 Duo (up to 1333 MHz FSB). Intel Pentium Dual-Core (up to 1066 MHz FSB). Intel Celeron (up to 800 MHz FSB). Memory & Storage E93839 - Dell - Tech Atlantix Best use: Linux home server, lightweight Windows 10

Issue 3: USB Boot Not Working

Deep in the heart of a dusty home office, Alex discovered a vintage Dell OptiPlex 780 Go to product viewer dialog for this item.