Table 2.

Appropriate tuning parameter choice for a given accuracy $ϵ$ and extrapolated simulation time ($\mathrm{\Delta }t=1$ $\mu \mathrm{s}$) for a $I=323$ nA simulation on the computer described in Section 4 with four parallel threads

Metric	DF	BH	FMM
Tuning Parameter ($ϵ\le 0.01$)	-	$\theta \le 0.5$	$p\ge 5$
Computation Time	25,370 hrs	239 hrs	140 hrs