PROCESSOR_ARCHITECTURE

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

PROCESSOR_ARCHITECTURE

HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment

Data type Range Default value

REG_SZ

Processor type

x86

Description

Stores the type of processors installed on the system.

For Windows Server 2003, the system always sets the value of this entry to x86. However, this entry remains in the system to anticipate future needs and to maintain compatibility with earlier systems.