Table-A) CPU performance: cmsExp vs cmsExpVG, 11.0.r03; all uses SerialOnly RM 
Legend:
cmsExpVG   = cmsExp + Geant4/VecGeom.1.1.18
11.0.r03   = geant4-11-00-ref-03 

Average (CPU Time)/Event: cmsExp  vs cmsExpVG
#----------------------------------------------------------------------------
#  cmsExp              cmsExpVG        100*(cmsExpVG-cmsExp)/cmsExp  sample
#
#  mean      error     mean      error    %diff    error
#----------------------------------------------------------------------------

   231.32    1.99      215.64    1.79     -6.8      1.3        higgs.FTFP_BERT.1400.4

#----------------------------------------------------------------------------


Table-B) CPU performance: 11.0.r03 vs 11.0.r02

Legend:
11.0.r02 = geant4-11-00-ref-02 - built w/VecGeom 1.1.18 (Serial RM in app)
11.0.r03 = geant4-11-00-ref-03 - built w/VecGeom 1.1.18 (SerialOnly RM in app)

Average (CPU Time)/Event:  11.0.r03 vs 11.0.r02

#----------------------------------------------------------------------------
#  110r02                  110r03           100*(r03-r02)/r02  sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  213.7200   1.7289 	  215.6400   1.7947 	   0.9  1.2	 higgs.FTFP_BERT.1400.4 

#----------------------------------------------------------------------------


Table-C) Total Memory : 11.0.r03 vs  11.0.r02 

#-----------------------------------------------------------------------------
# total           memory     100*(r03-r02)/r02 
# 110r02          110r03      %diff           sample
#-----------------------------------------------------------------------------

  18796.2000 	  11240.4000 	-40.2	 higgs.FTFP_BERT.1400.4 

#-----------------------------------------------------------------------------