Thanks guys I forgot to add that the fan is running and the temp when it was still in my machine was round about 42-52 deg (gpu temp)monitored.I also saw that the default gpu threshold was set at 127..My led indicators show the temp as normal..

{I could have misinterpreted the original post, I got the impression the this happened as soon as he went into the games, but it ran office functions without it ever happening?}Exactly right nihil that,s what bugs me as well..