IBM 6345, 2194, 2193 manual Memory map, Specification tables A-3

Memory map

This table shows the hexadecimal addresses for the system memory regions. You may use this information for adapter cards that require you to set up memory regions.

Table 2: Memory map

Address range	Description
0~640 KB (000000 ~ 09FFFF)	Main memory
640~768 KB (0A0000 ~ 0BFFFF)	VGA memory
768~816 KB (0C0000 ~ CBFFFF)	Video BIOS Memory
816~896 KB (0CC000 ~ 0DFFFF)	ISA Card BIOS & Buffer Memory
896~960 KB (0E0000 ~ 0EFFFF)	BIOS Extension Memory
	Setup and Post Memory
	PCI Development BIOS
960~1024 KB (0F0000 ~ 0FFFFF)	System BIOS memory
(100000 ~ Upper Limit)	Main memory
(Upper Limit ~ 4 GB)	PCI memory

Note:

Upper Limit means the maximum size of installed memory.

The Main Memory Maximum size is 512MB.

Specification tables A-3