This is the options ISPC benchmark:

This program implements both the Black-Scholes and Binomial options pricing models.

cargo run --release --features=ispc -- ${SIZE} ${ALGORITHM}

./benchmark.sh

On a dual core AVX1 i5 @1.8 GHz:

par_simd and ispc+tasks algorithms are on par.

On a dual core AVX1 i5 @1.8 GHz:

par_simd algorithm is ~1.4x faster than ispc+tasks.