https://community.intel.com/t5/Intel-ISA-Extensions/How-to-enable-intel-TSX/m-p/1501423#M7009 <P><SPAN>The&nbsp;MSR 0x122 (TSX_CTRL) and MSR 0x123 (IA32_MCU_OPT_CTRL) can be used to re-enable Intel TSX on some systems for development. The&nbsp;</SPAN><A href="https://cdrdv2.intel.com/v1/dl/getContent/643557" target="_blank">Intel® Transactional Synchronization Extension (Intel® TSX) Disable Update for Selected Processor Technical Paper<SPAN>&nbsp;</SPAN></A><SPAN>(PDF)&nbsp;provides details about the Intel TSX behavior changes due to the updated microcode (including the behavior of these MSRs).&nbsp;</SPAN></P> Mon, 03 Jul 2023 19:28:12 GMT Thomas_W_Intel 2023-07-03T19:28:12Z https://community.intel.com/t5/Intel-ISA-Extensions/How-to-enable-intel-TSX/m-p/1437592#M6989 <P>I believe TSX is disabled using a microcode update. I was wondering if there is a way to enable that feature. I understand the security risk. I posted a detail question Here:&nbsp;<A href="https://stackoverflow.com/questions/74765876/how-to-enable-intel-tsx-in-i7-7700-cpu?noredirect=1#comment131953664_74765876" target="_self">https://stackoverflow.com/questions/74765876/how-to-enable-intel-tsx-in-i7-7700-cpu?noredirect=1#comment131953664_74765876</A>&nbsp;</P> <P>Any direction/advice will be helpful.</P> Mon, 12 Dec 2022 04:48:05 GMT https://community.intel.com/t5/Intel-ISA-Extensions/How-to-enable-intel-TSX/m-p/1437592#M6989 Alam__Shariful 2022-12-12T04:48:05Z https://community.intel.com/t5/Intel-ISA-Extensions/How-to-enable-intel-TSX/m-p/1501423#M7009 <P><SPAN>The&nbsp;MSR 0x122 (TSX_CTRL) and MSR 0x123 (IA32_MCU_OPT_CTRL) can be used to re-enable Intel TSX on some systems for development. The&nbsp;</SPAN><A href="https://cdrdv2.intel.com/v1/dl/getContent/643557" target="_blank">Intel® Transactional Synchronization Extension (Intel® TSX) Disable Update for Selected Processor Technical Paper<SPAN>&nbsp;</SPAN></A><SPAN>(PDF)&nbsp;provides details about the Intel TSX behavior changes due to the updated microcode (including the behavior of these MSRs).&nbsp;</SPAN></P> Mon, 03 Jul 2023 19:28:12 GMT https://community.intel.com/t5/Intel-ISA-Extensions/How-to-enable-intel-TSX/m-p/1501423#M7009 Thomas_W_Intel 2023-07-03T19:28:12Z