Motherboard Resources; Memory Map - Intel AP440FX Technical Product Specification

2

Motherboard Resources

2.1 Memory Map

Table 28. Memory Map
Address Range
(Decimal)
1024K-131072K
960K-1023K
944K-959K
936K-943K
932K-935K
928K-931K
896K-927K
800-895K
640K-799K
639K
512K-638K
0K-511K
Address Range (hex)
100000-8000000
F0000-FFFFF
EC000-EFFFF
EA000-EBFFF
E9000-E9FFF
E8000-E8FFF
E0000-E7FFF
C8000-DFFFF
A0000-C7FFF
9FC00-9FFFF
80000-9FBFF
00000-7FFFF
Size Description
127M Extended Memory
64K AMI BIOS
16K Boot Block
8K ESCD (Plug and Play configuration area)
4K Reserved for BIOS
4K OEM LOGO Area
32K BIOS Reserved
96K Available HI DOS memory (open to ISA and
PCI bus)
160K Video memory and BIOS
1K Extended BIOS Data (moveable by QEMM
†
386MAX )
127K Extended conventional
512K Conventional
†
,
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