Table-A) CPU performance: cmsExp vs cmsExpVG, 11.0.p04; all uses SerialOnly RM 
Legend:
cmsExpVG = cmsExp + Geant4/VecGeom.1.2.1
11.0.p04 = geant4-11-00_patches, as of 3/7/23 - build gcc11.3.0 

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

   220.45    2.32      205.67    1.95     -6.7      1.3        higgs.FTFP_BERT.1400.4

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


Table-B) CPU performance: 11.0.p03.gcc11 vs 11.0.p03.gcc8

Legend:
11.0.p03.gcc11 = geant4-11-00-patch-03 (gcc11.3.0; Serial RM in app)
11.0.p04       = geant4-11-00_patches, as of 3/7/23 (gcc11.3.0; Serial RM)

Average (CPU Time)/Event:  11.0.p04 vs 11.0.p03.gcc11
#----------------------------------------------------------------------------
#  110p03gcc11             110p04          100*(p04-p03gcc11)/p03gcc11  sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  211.8000   1.9179 	  205.6700   1.9489 	  -2.9  1.3	 higgs.FTFP_BERT.1400.4 

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


Table-C) Total Memory : 11.0.p03.gcc11 vs  11.0.p03.gcc8

#-----------------------------------------------------------------------------
# total           memory     100*(gcc11-gcc8)/gcc8 
# 110p03gcc8      110p03gcc11  %diff           sample
#-----------------------------------------------------------------------------

  10218.6000 	  10087.4000 	-1.3	 higgs.FTFP_BERT.1400.4 
       
#-----------------------------------------------------------------------------