Which pharmaceutical manufacturing process below process is 'capable?$\text{'}$ In other words, which process is a $6$ sigma or better process?

LSL: $3$

USL: $5$

Process $1.$ Mean of $4\mathrm{.}5,$ standard deviation of $\mathrm{.}08$

Process $2.$ Mean of $4,$ standard deviation of $0\mathrm{.}5$