Instalar SQL SERVER 2012 ERRO

Preciso de ajuda neste erro The operation system on this computer does not minimum requeriments for Sql Server 20012. For Windows Vista or Windows Server 2008 operating systems, Service Pack 2 or later is requerid. For Windows 7 or Windwos 2008 R2, Service Pack 1 ou later is requerid. For more infromation, see Hardware and Software Requeriments for installing SQL Server 2012 no site da Microsoft.

Alguém me ajuda nisto ai, pois meu windows é o 7 32x atualizadissimo.