Implementation of Hardware-Accelerated Scalable Parallel Random Number Generators

Table 6

$\pi$-estimator runtime comparison.

Number of Random Samples $N$	Software $\pi$-estimator (Seconds)	RC MC $\pi$-estimator (Seconds)	Speedup
$8\times {10}^4$	$5.6\times {10}^{-4}$	$3.8\times {10}^{-5}$	14.7$\times$
$8\times {10}^5$	$5.4\times {10}^{-3}$	$3.4\times {10}^{-4}$	15.8$\times$
$8\times {10}^6$	$5.4\times {10}^{-2}$	$3.3\times {10}^{-3}$	16.3$\times$
$8\times {10}^7$	$5.3\times {10}^{-1}$	$3.3\times {10}^{-2}$	16.1$\times$
$8\times {10}^8$	$5.5$	$3.3\times {10}^{-1}$	16.7$\times$
$8\times {10}^9$	$5.1\times 10$	$3.3\mathrm{\hspace{0.17em}\hspace{0.17em}}$	15.5$\times$
$8\times {10}^{10}$	$5.9\times {10}^2$	$3.3\times 10$	17.9$\times$
$8\times {10}^{11}$	$6.3\times {10}^3$	$3.3\times {10}^2$	19.1$\times$