Table-A) CPU performance: cmsExp vs cmsExpVG, 11.1.r02; all with gcc11.3.0 and uses SerialOnly RM 
Legend:
cmsExpVG  = cmsExp + Geant4/VecGeom.1.2.1
11.1.r02  = geant4-11-01-ref-02  

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

   211.2     1.59      199.9     1.9      -5.3      1.3        higgs.FTFP_BERT.1400.4

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


Table-B) CPU performance: 11.1.r02 vs 11.1.r01 

Legend:
11.1.r01 = geant4-11-01-ref-01 (SerialOnly RM in app)
11.1.r02 = geant4-11-01-ref-02 (SerialOnly RM in app)

Average (CPU Time)/Event:  11.1.r02 vs 11.1.r01 

#----------------------------------------------------------------------------
#  111r01                  111r02             100*(r02-r01)/r01    sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  200.4800   1.6366 	  199.9000   1.8974 	  -0.3  1.2	 higgs.FTFP_BERT.1400.4 

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


Table-C) Total Memory : 11.1.r02 vs  11.1.r01 

#-----------------------------------------------------------------------------
# total           memory     100*(r02-r01)/r01 
# 111r01          111r02        %diff           sample
#-----------------------------------------------------------------------------

  11332.1000 	  11200.5000 	-1.2	 higgs.FTFP_BERT.1400.4 

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