System memory map specifications
Size
640 KB
128 KB
64 KB
64 KB
Maintenance and Service Guide
Memory address
00000000–0009FFFF
000A0000–000BFFFF
000C0000–000CFFFF
000E8000–000FFFFF
00100000–XFFFFFFF
(X+1)0000000–FEDFFFFF
FED00000–FED003FF
FEE01000–FFFFFFFF
Specifications
System function
Base memory
Video memory
Video BIOS
System BIOS
Extended memory (based on
memory installed)
PCI bus
High-precision event timer
PCI bus
6–5