* ARM NEON SIMD: around 2,000 instructions, prerequisite: ARM Scalar.
* ARM SVE: around 4,000 instructions, prerequisite: NEON.
* ARM SVE2: around 1,000 instructions, prerequisite: SVE
-* Intel AVX-512: around 4,000 instructions, prerequisite AVX2 etc.
+* Intel AVX-512: around 4,000 instructions, prerequisite AVX, AVX2,
+ AVX-128 and AVX-256.
* RISV-V RVV: 192 instructions, prerequisite 96 Scalar RV64GC instructions
* SVP64: **five** instructions, 24-bit prefixing of
prerequisite SFS (150) or