Table-A) CPU performance: cmsExp vs cmsExpVG, 11.1.p01r; all with gcc11.3.0 and uses SerialOnly RM 
Legend:
cmsExpVG  = cmsExp + Geant4/VecGeom.1.2.1
11.1.p01r = geant4-11-01-patch-01  - reprocessed after move of WC-IC

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

   208.49    1.68      201.43    1.76     -3.4      1.3        higgs.FTFP_BERT.1400.4

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


Table-B) CPU performance: 11.1.p01r vs 11.1.p01 

Legend:
11.1.p01  = geant4-11-01-patch-01 (VecGeom 1.2.1, SerialOnly RM in app)
11.1.p01r = geant4-11-01-patch-01 - reprocessed after move of WC-IC (VecGeom 1.2.1, SerialOnly RM in app)

Average (CPU Time)/Event:  11.1.p01r vs 11.1.p01 

#----------------------------------------------------------------------------
#  111p01                  111p01r            100*(p01r-p01)/p01    sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  198.5900   1.6262 	  201.4300   1.7579 	   1.4  1.2	 higgs.FTFP_BERT.1400.4 

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


Table-C) Total Memory : 11.1.p01r vs  11.1.p01 

#-----------------------------------------------------------------------------
# total           memory     100*(p01r-p01)/p01 
# 111p01          111p01r       %diff           sample
#-----------------------------------------------------------------------------

  11228.0000 	  11228.0000 	 0.0	 higgs.FTFP_BERT.1400.4 

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