Not limited to Haswell and early Broadwell, some Skylake CPUs lost TSX as well.<p><a href="https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;hardware&#x2F;comments&#x2F;44k218&#x2F;intel_disables_tsx_transactional_memory_again_in&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;hardware&#x2F;comments&#x2F;44k218&#x2F;intel_disa...</a><p>Also some Skylake i5s and i7s had TSX issues, but I don&#x27;t know whether Intel managed to fix them or is going to disable TSX. So far ARK lists them as supported.