2.3Display Configuration

The display driver includes support for the following resolutions. (In the following list 60Hz is used as a short-hand for 59.94Hz.)

For use with NTSC:

640x480 @ 60Hz – scaled to 720x480

720x480 @ 60Hz

800x600 @ 60Hz – scaled to 720x480

1024x768 @ 60Hz – scaled to 720x480

For use with PAL and SECAM:

640x480 @ 50Hz – scaled to 720x576

720x576 @ 50Hz

800x600 @ 50Hz – scaled to 720x576

1024x768 @ 50Hz – scaled to 720x576

For use with Extended Definition 480p:

720x480 @ 60Hz

For use with Extended Definition 576p:

720x576 @ 50Hz

For use with High Definition – 720p

1280x720 @ 60Hz

For use with High Definition 1080i

1920x1080 @ 60Hz

The display driver includes support for the following bit depths:

16 bits per pixel

32 bits per pixel (Intel 82830M GMCH and Intel 82854 GMCH only)

The display driver includes support for the following display types:

CRT and digital flat panels – via the analog(VGA) port

TV – with the use of external TV encoders via a DVO port

The display driver includes support for the following display modes:

Analog(VGA) – output to the analog(VGA) port

DVO – output to the DVO port

Twin – output to both the analog(VGA) port and DVO port using DVO timings

10Intel® Digital Set Top Box Display Driver User’s Guide for Microsoft* Windows* CE 5.0

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Intel 82830M GMCH, 82854 GMCH manual Display Configuration

82830M GMCH, 82854 GMCH specifications

The Intel 82854 GMCH (Graphics Memory Controller Hub) and the Intel 82830M GMCH are integral components in the architecture of Intel's mobile chipsets, designed to enhance performance and efficiency in laptop and portable computing environments. These chipsets play a crucial role in managing the interactions between the CPU, memory, and graphics, thus impacting overall system performance.

The Intel 82854 GMCH, launched as part of the 855 chipset family, primarily targets mobile laptops and portable devices. A key feature of the 82854 is its support for DDR SDRAM, which improves memory bandwidth and enhances data transfer rates. This chipset is also notable for its integration of graphics capabilities through Intel Graphics Media Accelerator 900. This integration allows for better power management and reduced physical space requirements, making it suitable for compact laptop designs.

Another significant characteristic of the 82854 GMCH is its support for Intel SpeedStep technology, which optimizes power consumption by dynamically adjusting the processor voltage and frequency according to the workload. This capability is essential for prolonging battery life in portable systems without compromising performance during demanding tasks. The chipset also includes support for up to 2GB of memory, catering to the requirements of most mobile applications at the time of its release.

The Intel 82830M GMCH, on the other hand, was part of the 855PM chipset family and is targeted primarily at mainstream laptops. It offers similar features in terms of integrated graphics with the Intel Graphics Media Accelerator. However, it also extends support for advanced features such as the 533 MHz front-side bus, which facilitates quicker data transfer between the CPU and memory.

Key technologies associated with the 82830M GMCH include the Enhanced Intel SpeedStep Technology, which further enhances power management capabilities beyond earlier iterations. By incorporating this technology, the chipset maximizes energy efficiency during various operational states, ensuring that users enjoy longer battery life without sacrificing system performance.

Both chipsets support PCI Express connectivity, providing a pathway for high-speed communication with other peripherals, improving overall system responsiveness. The integration of these technologies into the 82854 and 82830M GMCH models has made them integral to the development of mobile computing, allowing for powerful yet efficient laptop designs that meet the needs of users on the go.

In summary, the Intel 82854 GMCH and 82830M GMCH are foundational components that showcase Intel's commitment to enhancing mobile computing through robust memory and graphics management, advanced power-saving technologies, and seamless integration with modern peripherals. Their influence extends through the generations of mobile devices, reflecting the ongoing innovations within Intel's chipset developments.