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
variant is built on the , which was a high-end business chipset of its era, supporting features like Intel vPro and advanced security management. Socket Type: LGA 775 (Socket T) . Chipset: Intel Q45 Express with ICH10DO. Form Factor: Micro-ATX (9.6 x 9.6 inches). FSB Support: Up to 1333 MHz. CPU Support and Compatibility
| CPU Model | Cores / Threads | Clock Speed | FSB | L2 Cache | Notes | |-----------|----------------|-------------|-----|----------|-------| | | 4 / 4 | 3.00 GHz | 1333 MHz | 12 MB | Maximum stable upgrade | | Intel Xeon E5450 (with LGA 771 mod) | 4 / 4 | 3.00 GHz | 1333 MHz | 12 MB | Needs microcode mod & sticker adapter | | Intel Core 2 Duo E8600 | 2 / 2 | 3.33 GHz | 1333 MHz | 6 MB | Best for single-threaded tasks | | Intel Core 2 Quad Q6600 | 4 / 4 | 2.40 GHz | 1066 MHz | 8 MB | Common cheap option; runs hot |