At 4.8 we go from 1587 Marks down to 1560 Marks. I've ran a lot of tests before and after on lots of frequencies so there's no doubt about it. I know I promised not to OC but I've just bought the thing so any chance of my money back or a replacement that works as promised/intended ?
Thank you for contacting Intel Support,
I can see that you are having problems with your processor as it is slowing down and it is visible in the Intel® Extreme Tuning Utility, I apologize for any inconveniences this may be causing.
Regarding this problem, we are unable to tell what could be slowing down the processor, I would like to have a little more information, can you please download our Intel® Processor Diagnostic Tool and scan the system to see the reported frequency?
Once we have this, we will be able to have a better insight, please download it from the following link and then reply with the results:
I am following-up with your case and I see that we have not heard back from you,
Is there anything else I can help you with?
Were you able to solve your issue?
Do not hesitate to reply to this for further help!