Memory Information
	RAM Speed On Board RAM Supported sizes in MB Maximum RAM Virtual Memory On Board VRAM Number of VRAM slots	70ns 4mb 4, 6, 8, 10, 12,16, 20* 24MB* 1GB None None

Notes

The PowerBook Duo 250/270c both have 4MB soldered on board and one expansion slot. * The PowerBook Duo 270c will support a maximum of 32MB of memory using a third party 28MB memory card. A 24MB card is also supported.

32-BIT Information

This system has 32-bit-clean ROMs allowing it to take advantage of more than 8MB of physical RAM under System 7 by enabling 32 bit addressing in the Memory Control Panel.