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Mobile Intel® 915GMS Express Chipset

Intel Chipset

The Mobile Intel® 915GMS Express chipset is a component of Intel® Centrino® processor technology. Its feature set and package size are optimized to meet the needs of small form factor laptops. The Mobile Intel® 915GMS Express chipset provides up to 1.4 times the graphics performance of the previous generation of platforms based on the Intel® 855GME chipset. It supports a number of performance enhancing features including DDR2 memory, Serial ATA, PCI Express*, Intel® High Definition Audio and ExpressCard*.

Mobile Intel® 915GMS Express Chipset

Chipset Diagram

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Intel® Pentium® M Processor

Chipsets Mobile Intel® 915PM and 915GM Express chipsets
Features and benefits
400 MHz Front Side Bus Supports 400 MHz Front Side Bus.
Support for single channel DDR2 400MHz memory technology Up to 20% improvement in peak memory bandwidth and average power savings over DDR memory.
Dual independent display View two independent video sources when an external monitor or panel is connected to the laptop.
Intel® Stable Image Technology Supports a unified graphics driver. Enables hardware changes without impact to IT software image stability.
Serial ATA Provides up to 150 MB/sec transfer rate for disk traffic.
Direct Media Interface (DMI) With up to 2 GB/sec concurrent bandwidth, DMI provides up to 2x faster I/O bandwidth compared to previous Intel proprietary Hub link I/O interface.
Integrated high speed USB 2.0 Support for eight USB 2.0 peripherals for 40x faster maximum data transfer and backward compatible to support USB 1.1 devices.
Intel® Graphics Media Accelerator (GMA) 900 Delivers a 1.4 times improvement in graphics performance over the previous generation chipset, the Intel® 855GME chipset. Increased power scalability to meet smaller form factor needs.
Intel® High Definition Audio (Intel® HD Audio)
Provides increased bandwidth for high quality audio and support for Dolby* Technologies. Also enables power savings during audio activity.
PCI Express* Bus Architecture

Supports industry peripherals such as ExpressCard*. Low pin count offers maximum bandwidth per pin.

Additional information: 1

Packaging information
82915GMS (GMCH) 27 mm x 27 mm - Micro-FCBGA
82801FBM (ICH6-M) 31 mm x 31 mm 609 pin mBGA

Product and Performance Information


1. Intel® High Definition Audio (Intel® HD Audio) requires a system with an appropriate Intel® chipset and a motherboard with an appropriate codec and the necessary drivers installed. System sound quality will vary depending on actual implementation, controller, codec, drivers, and speakers. For more information about Intel® HD Audio, refer to www.intel.com/design/chipsets/hdaudio.htm.