Windows 2000

Windows 2000

Microsoft Windows 2000
Codename Preliminary name	Memphis NT, NT 5.0
Kernel version	NT 5.0
CPU architecture	x86, IA-64
Release date	Released
Support end	Extended Support Period until 13 July 2010
Preceded by	NT 4.0
Succeeded by	Neptune / XP

Windows 2000 (Codename Memphis NT, NT 5.0) was the last version of the Windows NT line of operating systems which was released for business users only.

It also dropped the NT name, although it is still branded with "Based on NT Technology".

It was originally supposed to be called Windows NT 5.0, but after the drop of future successors Neptune, Odyssey, and Triton, Whistler was planned and it was soon renamed to Windows 2000.

Editions

Windows 2000 was released in Workstation (Professional) and Server (Advanced Server , Datacenter Server , Server) editions.

Service Packs

There were four service packs released for Windows 2000, Service Pack 1, 2, 3 and 4.

Leaked Builds

Pre-Beta

• "Windows NT 5.0" Build 5.00.1515.1
• "Windows NT 5.0" Build 5.00.1585.1
• "Windows NT 5.0" Build 5.00.1592.1
• "Windows NT 5.0" Build 5.00.1631.1

Beta 1

• "Windows NT 5.0" Build 5.00.1671.1
• "Windows NT 5.0" Build 5.00.1691.1
• "Windows NT 5.0" Build 5.00.1729.1

Beta 2

• "Windows NT 5.0" Build 5.00.1796.1
• "Windows NT 5.0" Build 5.00.1877.1
• "Windows NT 5.0" Build 5.00.1902.1
• "Windows NT 5.0" Build 5.00.1906.1

Beta 3

• "Windows 2000" Build 5.00.1946.1
• "Windows 2000" Build 5.00.2000.3
• "Windows 2000" Build 5.00.2031.1

Release Candidate 1

• "Windows 2000" Build 5.00.2072.1
• "Windows 2000" Build 5.00.2091.1

Release Candidate 2

• "Windows 2000" Build 5.00.2128.1

Release Candidate 3

• "Windows 2000" Build 5.00.2183.1

RTM

• "Windows 2000" Build 5.00.2195.1

Post-RTM

• "Windows 2000 SD" Build 5.00.2202.1

Unleaked Builds

• Windows 2000 Build 2121.1
• Windows 2000 Build 2172