Heres Windows 7 released by group BIE with the lastest integrated build available. It includes all Windows Update until December. You wont be asked for serial when installing but make sure to check BiE dir on the disc.

Windows 7 Enterprise is the most advanced Windows operating system for business PCs, designed to meet the evolving needs of the users and IT professionals in your organizationboth in and out of the office. With exclusive features and benefits, Windows 7 Enterprise drives lower total cost of ownership by helping your users stay productive anywhere, enhancing security and control, and simplifying PC management across your organization.

Download Microsoft.Windows.7.Enterprise.x64.Integrated.December.2010-BIE :

http://hotfile.com/dl/90336895/31130aa/w7.ent.x64.dec.2010.part01.rar.html
http://hotfile.com/dl/90342506/28766ee/w7.ent.x64.dec.2010.part02.rar.html
http://hotfile.com/dl/90337590/0904ab3/w7.ent.x64.dec.2010.part03.rar.html
http://hotfile.com/dl/90343441/5b5b1af/w7.ent.x64.dec.2010.part04.rar.html
http://hotfile.com/dl/90338443/2c60dd4/w7.ent.x64.dec.2010.part05.rar.html
http://hotfile.com/dl/90344254/66faaaa/w7.ent.x64.dec.2010.part06.rar.html
http://hotfile.com/dl/90339170/de57886/w7.ent.x64.dec.2010.part07.rar.html
http://hotfile.com/dl/90341693/7c8ca4e/w7.ent.x64.dec.2010.part08.rar.html
http://hotfile.com/dl/90339693/b6ccc34/w7.ent.x64.dec.2010.part09.rar.html

Download Mirror :

http://www.filesonic.com/file/44416949/w7.ent.x64.dec.2010.part01.rar
http://www.filesonic.com/file/44416601/w7.ent.x64.dec.2010.part02.rar
http://www.filesonic.com/file/44719761/w7.ent.x64.dec.2010.part04.rar
http://www.filesonic.com/file/44516855/w7.ent.x64.dec.2010.part05.rar
http://www.filesonic.com/file/44516848/w7.ent.x64.dec.2010.part06.rar
http://www.filesonic.com/file/44390746/w7.ent.x64.dec.2010.part07.rar
http://www.filesonic.com/file/44415953/w7.ent.x64.dec.2010.part08.rar
http://www.filesonic.com/file/44717485/w7.ent.x64.dec.2010.part09.rar