0.562 ms for new 4.02 beta average with those settings and about 547 for Sparky's (my computer must be slowing down after running so many tests)
Sparkys test
0.5
0.899999976158
1.39999997616
0.20000000298
0.699999988079
0.10000000149
0.5
0.40000000596
0.899999976158
1
0.699999988079
1.39999997616
0.300000011921
0.300000011921
0.10000000149
0.800000011921
0.20000000298
0.300000011921
0.20000000298
0.600000023842
0.20000000298
0.300000011921
0.10000000149
0.40000000596
0.899999976158
0.5
0.5
0.10000000149
0.20000000298
0.699999988079
1
1.39999997616
3.29999995232
0.699999988079
0.600000023842
1.10000002384
0.5
0.300000011921
0.10000000149
1
1.29999995232
1.20000004768
0.699999988079
0.699999988079
0.40000000596
0.300000011921
0.10000000149
0.20000000298
1.20000004768
1
0.5
0.20000000298
0.5
0.20000000298
0.10000000149
0.300000011921
0.20000000298
0.10000000149
0.600000023842
0.899999976158
0.300000011921
0.600000023842
1.5
0.20000000298
0.40000000596
0.10000000149
0.10000000149
0.40000000596
0.699999988079
0.20000000298
0.600000023842
0.40000000596
0.20000000298
0.20000000298
0.40000000596
0.10000000149
0.20000000298
0.20000000298
0.40000000596
0.699999988079
0.300000011921
0.546913564205
NGC 4.02 beta test
0.20000000298
0.300000011921
0.5
0.300000011921
0.600000023842
0.800000011921
0.600000023842
0.600000023842
1.39999997616
0.300000011921
0.300000011921
0.300000011921
0.5
0.699999988079
0.40000000596
0.699999988079
1
0.600000023842
0.699999988079
0.20000000298
0.10000000149
0.600000023842
0.600000023842
0.300000011921
1.20000004768
0.699999988079
0.5
0.40000000596
0.5
0.800000011921
0.20000000298
0.5
1.29999995232
0.20000000298
0.40000000596
0.800000011921
0.699999988079
0.600000023842
0.5
0.699999988079
0.300000011921
0.40000000596
0.600000023842
0.600000023842
0.5
0.600000023842
0.40000000596
0.300000011921
0.800000011921
0.600000023842
0.20000000298
0.699999988079
0.40000000596
0.300000011921
0.600000023842
0.800000011921
1.39999997616
0.40000000596
0.600000023842
0.699999988079
0.20000000298
0.10000000149
0.5
1
1.20000004768
0.699999988079
0.699999988079
0.699999988079
0.5
0.300000011921
0.10000000149
0.300000011921
1.10000002384
0.800000011921
0.699999988079
0.699999988079
0.800000011921
0.5
0.5
0.40000000596
0
0.562962949276
You can copy them in 2 text windows to compare each test side by side as they were ran in the same order with all the same end and start points for each ray.