有關大型電腦的問題

A mainframe has 1 to 16 CPU's (modern machines more)
Memory ranges from 128 Mb over 8 Gigabyte on line RAM
Its processing power ranges from 80 over 550 Mips
It has often different cabinets for

Storage
I/O
RAM
Separate processes (program) for

task management
program management
job management
serialization
catalogs
inter address space
communication

Historically, a mainframe is associated with centralized computing opposite from distributed computing. Meaning all computing takes (physically) place on the mainframe itself: the processor section.

圖片參考：http://www.thocp.net/hardware/pictures/cpu/ibm_4381_p13-processor.jpg
(3)
IBM 4381 mainframe processor from 1985
Refer to mainframe.in for lots of links to other mainframe related sites.
有關大型電腦的所有資料 :
http://www.thocp.net/hardware/mainframe.htm
http://www.texasrock.com/
http://computer.howstuffworks.com/question543.htm
http://en.wikipedia.org/wiki/Mainframe_computer






希望可以幫到你.

Mainframes (often colloquially referred to as Big Iron) are computers used mainly by large organizations for critical applications, typically bulk data processing such as census, industry and consumer statistics, ERP, and financial transaction processing.