Dell 5GMM3 I/O Daughter Board Audio; SD; 2x USB Precision M6700

Overview
The Dell I/O Daughter Board Audio; SD; 2x USB (part number 5GMM3) is a compact expansion module designed for the Precision M6700 workstation. It adds high-quality audio, secure SD card access and two additional USB ports without sacrificing the rugged reliability Dell is known for. This board fits directly into the dedicated I/O slot, giving users a seamless upgrade path for multimedia creation, data transfer and peripheral connectivity.

Key Features

• Integrated high-definition audio codec for crystal-clear sound playback and recording
• Full-size SD card slot supporting SD, SDHC and SDXC formats
• Two USB 2.0 Type-A ports for fast peripheral connection
• Low-profile design that maintains the workstation's slim chassis
• Plug-and-play installation with driver support in Windows 10 and Windows 11
• Robust construction to withstand the demanding environments of engineering and design labs

Technical Specifications

• Model/Part Number: 5GMM3
• Audio: 24-bit/96 kHz stereo playback, 24-bit/48 kHz recording
• SD Interface: UHS-I compatible, up to 104 MB/s transfer rate
• USB Ports: 2 x USB 2.0, 480 Mbps maximum throughput per port
• Power Consumption: < 5 W typical
• Operating Temperature: 0 to 40 degrees Celsius
• Dimensions: 2.5 in (63.5 mm) height, fits standard I/O slot of Precision M6700

Applications
This daughter board is ideal for professionals who need reliable audio for CAD, 3D rendering and video editing, as well as quick access to SD cards for field data collection. The extra USB ports simplify connections for external hard drives, printers, scanners or specialized measurement devices. It also serves educators and researchers who require a stable, low-latency audio interface for simulations and virtual labs. Whether you are building complex models, recording high-fidelity sound, or expanding peripheral connectivity, the Dell 5GMM3 I/O Daughter Board delivers performance and flexibility in a single, easy-to-install package.