Some short tests ...

For our 3'+1" pb=on archive list only.

Nemorino 5.00 x64

vs Deep Shredder 13 x64   [3150]  43.0-157.0 perf=2925
vs Fizbo 2.0 x64          [3142]  59.5-140.5 perf=2993
vs Andscacs 0.94 x64      [3117]  53.0-147.0 perf=2940
vs Chiron 4.0 x64         [3040]  61.5-138.5 perf=2899
vs Critter 1.6 x64        [3026]  64.0-136.0 perf=2895
vs Laser 1.5 x64          [2952]  88.5-111.5 perf=2912
vs Protector 1.9.0 x64    [2958]  85.5-114.5 perf=2907
vs Senpai 2.0 x64         [2942]  93.0-107.0 perf=2918
vs Hannibal 1.7 x64       [2975]  83.0-117.0 perf=2915
vs Texel 1.07 x64         [2980]  92.0-108.0 perf=2952
vs Nirvana Chess 2.4 x64  [2997]  90.0-110.0 perf=2962
vs Equinox 3.30 x64       [3039]  69.0-131.0 perf=2928
vs Gull 3.0 x64           [3079]  65.0-135.0 perf=2953 

perf= 38099 / 13 = 2930 out of 2600 games.

Best wishes,
G.S. / W.B.

Xiphos is able to use ponder now too - THX @ Milos.
I will execute some matches for our 3'+1" pb=on list therefore.

Xiphos 0.3.18 x64

vs Critter 1.6 x64       [3034] 110.0- 90.0 perf=3069
vs Chiron 4.0 x64        [3038] 113.0- 87.0 perf=3083
vs Equinox 3.30 x64      [3045] 113.0- 87.0 perf=3090
vs Jonny 8.00 x64        [3045] 103.5- 96.5 perf=3057
vs Fritz 16.5 x64        [3050]  95.0-105.0 perf=3033
vs Laser 1.6 x64         [3053] 103.5- 96.5 perf=3065
vs Gull 3.0 x64          [3077]  89.5-110.5 perf=3040
vs Andscacs 0.94 x64     [3112]  97.5-102.5 perf=3103
vs Booot 6.3 x64         [3134]  77.0-123.0 perf=3053
vs Fizbo 2.0 x64         [3138]  86.0-114.0 perf=3089
vs Deep Shredder 13 x64  [3150]  80.5-119.5 perf=3081
vs Ginkgo 2.1 x64        [3150]  74.0-126.0 perf=3058
vs Ethereal 11.00 x64    [3179]  71.5-128.5 perf=3077
vs Fire 7.1 x64          [3243]  47.0-153.0 perf=3038
vs Komodo 12.1.1 x64     [3350]  33.0-167.0 perf=3068
vs Houdini 6.0 x64       [3383]  25.5-174.5 perf=3049
vs Stockfish 9.0 x64     [3402]  23.5-176.5 perf=3052

perf=52105 / 17 = 3065

Best wishes,
G.S.