Ampro Corporation COM 830 - Manual (Page 12)

Chapter 2 Specifications
6 Reference Manual COM 830
Usable Memory
Although the Intel
®
82945GM Graphics and Memory Controller Hub (GMHC) supports up to 4GB of
physical memory, not all of the available memory is usable for applications. This is due to the fact that some
of the physical memory will always be allocated to the following:
Legacy MMIO (Memory Mapped I/O)
Chipset MMIO
PCI Enumeration Area
In order to provide full support for the above mentioned areas, usable memory is limited to 3GB on the
COM 830 when a maximum of 4GB physical memory is installed.
Supported Operating Systems
The COM 830 supports the following operating systems.
Microsoft
®
Windows
®
XP Embedded
Linux
Mechanical Dimensions
95.0 mm x 125.0 mm (3.74" x 4.92")
Height approx. 18 or 21mm (including heatspreader) depending on the carrier board connector that is used.
If the 5mm (height) carrier board connector is used then approximate overall height is 18mm. If the 8mm
(height) carrier board connector is used then approximate overall height is 21mm.
BIOS Based on AMIBIOS8
®
-1MByte Flash BIOS with Embedded BIOS features.
Power
Management
ACPI 2.0 compliant with battery support. Also supports Suspend to RAM (S3).
NOTE Some of the features mentioned in the above Feature Summary are optional.
Check the article number of your module and compare it to the option
information listed in
Tables 2-3 and 2-4 on page 9 of this manual to determine
what options are available on your particular module.
Table 2-1. Feature Summary (Continued)