I just tracked down a working version of the SMTD ISO - ftp://ftp.dell.com/secure//FOLDER02027063M/1/OM_SMTD_740_A00.iso 
power edge r710 and i have the old systems build 6.4 no win 2012 support  i am trying since yesterday to download one of these 2 and i always get internet error please try again later how can i download and which one is better for my server,   [URL]  [URL]
not able to download Dell Systems Build and Update Utility