Please tell me what is the purpose to obtain the TSX-NI microcode.dat on this processor. I need to collect this information to address your concern to the proper department.
Transactional Synchronization Extensions (TSX) is an extension to the x86 instruction set architecture that adds hardware transactional memory support, speeding up execution of multi-threaded software.
What exactly are you looking for?
It needs to correct working Qemu-KVM hypervisor with libvirtd.
In ARK intel specification many processors suppose to have that instruction, but thats not working with microcode.dat 2014 year old
linux-firmware package and intel-ucode consist old microcode data.