Hi phzi

Thanks for your help the past couple of days, I've finally got my card stable and am ready to give the STILT bios a crack.  Can you please advise which link I need to download as there were several?  I have the Sapphire Tri-X OC 290X with bios version 015.042.000.000.000000 from GPU-Z.  The available BIOS were:

290X:

MBA_C6710101-100_K2_AGR_STILTMXT_V32.zip (DPM7 - 1.2375V)

MBA_C6710101-100_K2_AGR_STILTMXT_V36.zip (DPM7 - 1.2125V)

MBA_C6710101-100_K2_AGR_STILTMXT_V3A.zip (DPM7 - 1.1875V)

MBA_C6710101-100_K2_AGR_STILTMXT_V3E.zip (DPM7 - 1.1625V)

MBA_C6710101-100_K2_AGR_STILTMXT_V42.zip (DPM7 - 1.1375V)

MBA_C6710101-100_K2_AGR_STILTMXT_V46.zip (DPM7 - 1.1125V)

Thanks