5.1.2438.1.main.010212-1914
| Major version | 5 |
| Minor version | 1 |
| Build number | 2438 |
| Build revision | 1 |
| Lab string | main |
| Build time | 2001-02-12 19:14:00 |
| Family | Windows XP |
| Source type | Private leak |
| Source details | A screenshot of this build is included in the welcome tour of <a href="/build/01545d63-2db2-4eeb-869d-c86891f44505/">Whistler Build 2475</a>. |