I would also like to confirm that the string editing method on hexed.it works for non-AVX systems.
My system:
ASUS P6T Deluxe V2 (X58) LGA1366
Intel Xeon X5690
12 GB Triple Channel 1600 MHZ DDR3
1Tb SATA SSD
RTX2070 SUPER
I had to disable all overclocking on CPU and XMP profiles for it to stop...