NASM 2.05 based x86 Instruction Reference[ch194]
A.5.172 MOVNTI: Move Doubleword Non Temporal MOVNTI m32,reg32 ; 0F C3 /r [WILLAMETTE,SSE2] MOVNTI moves the doubleword in the source register to the destination memory location, using a non-temporal hint. This store instruction minimizes cache pollution.