1 x Serial Port (RS-232), 1 x Parallel Printer Port Audio: 3.5mm line-in and line-out audio jacks Graphics Support & Expansion
The "GA0402" is a Dell internal part number variant. This board is primarily known as the Dell 0D28YY (or similar revisions like 0C2KJT) in the OptiPlex 790/990 series. The E93839 is the PCB model number. dell e93839 ga0402 motherboard specs upd
The board features 4 DDR3 DIMM slots, enabling dual-channel memory configuration. 16GB (4 x 4GB modules). Speed: Supported RAM speeds are DDR3 1066 MHz or 1333 MHz. 1 x Serial Port (RS-232), 1 x Parallel Printer Port Audio: 3
: Utilizes the Intel Q45 Express chipset with the ICH10DO I/O controller hub. Expansion & Connectivity The board features 4 DDR3 DIMM slots, enabling
, it was designed for stability and professional use during the late DDR2 and early DDR3 transition era.
Intel Q45 Express with ICH10DO, which provides reliable management and security features for office settings. Memory and Storage Performance Dell OptiPlex 780 Service Manual--Mini Tower Computer