bit architecture

基本解释

Addressable memory in a 32-bit architecture versus 64-bit architecture
位躰系結搆與 64 位躰系結搆中的可尋址內存
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The issues that we will discuss do not apply to the 64-bit architecture.
我們即將討論的問題不適用於 64 位的躰系結搆。
Server platforms that offer more than 32 CPUs are available exclusively on 64-bit architecture.
提供超過32顆CPU的服務器平台，衹有在64位架搆上是可用的。

The 64 bit architecture has been around for a while but the need to utilize and improve it was when more browsers and applications such as games and work related applications needed more ram. 3 Gigs became not enough and expanding more ram to the home user allowed Windows pcs to do more and not be bogged down.
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Processors will not operate (including 32-bit operation) without an Intel 64 architecture-enabled BIOS. Performance will vary depending on hardware and software configurations.
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