Table-A) CPU performance: cmsExp vs cmsExpVG, 11.0.r04; all uses SerialOnly RM 
Legend:
cmsExpVG   = cmsExp + Geant4/VecGeom.1.1.18
11.0.r04   = geant4-11-00-ref-04 

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

   230.16    1.79      216.92    1.77     -5.8      1.3        higgs.FTFP_BERT.1400.4
   
#----------------------------------------------------------------------------


Table-B) CPU performance: 11.0.r04 vs 11.0.r03

Legend:
11.0.r03 = geant4-11-00-ref-03 - built w/VecGeom 1.1.18 (Serial RM in app)
11.0.r04 = geant4-11-00-ref-04 - built w/VecGeom 1.1.18 (SerialOnly RM in app)

Average (CPU Time)/Event:  11.0.r04 vs 11.0.r03

#----------------------------------------------------------------------------
#  110r03                  110r04           100*(r04-r03)/r03    sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  215.6400   1.7947 	  216.9200   1.7702 	   0.6  1.2	 higgs.FTFP_BERT.1400.4 

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


Table-C) Total Memory : 11.0.r04 vs  11.0.r03 

#-----------------------------------------------------------------------------
# total           memory     100*(r04-r03)/r03 
# 110r03          110r04        %diff           sample
#-----------------------------------------------------------------------------

  11240.4000 	  11203.5000 	-0.3	 higgs.FTFP_BERT.1400.4 

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