Table-A) CPU performance: 10.5.r07 vs 10.5.r07rr (re-built & re-run) 
Legend:
10.5.r07    = geant4-10-05-ref-07 
10.5.r07rr  = geant4-10-05-ref-07 (rebuilt at the same time as 10.5.r08 & re-run) 

Average (CPU Time)/Event: 10.5.r07  vs 10.5.r07rr
#----------------------------------------------------------------------------
#  105r07                  105r07rr              100*(rr-r07)/r07  sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------
  271.5100   2.5505 	  275.3700   2.5667 	   1.4  1.3	 higgs.FTFP_BERT.1400.4 
   15.5110   0.0980 	   15.7470   0.1012 	   1.5  0.9	 e-100MeV.FTFP_BERT.100MeV.4 
   32.4460   0.2296 	   33.1030   0.2146 	   2.0  1.0	 e-100MeV.Shielding.100MeV.4 
   94.2830   0.7382 	   95.1390   0.8667 	   0.9  1.2	 e-100MeV.Shielding_EMZ.100MeV.4 
    0.0139   0.0001 	    0.0140   0.0001 	   0.7  1.0	 e-.FTFP_BERT.1.0 
    0.0697   0.0005 	    0.0704   0.0004 	   1.0  0.9	 e-.FTFP_BERT.5.0 
    0.1394   0.0010 	    0.1412   0.0009 	   1.3  1.0	 e-.FTFP_BERT.10.0 
    0.6938   0.0048 	    0.6996   0.0043 	   0.8  0.9	 e-.FTFP_BERT.50.0 
    0.0183   0.0001 	    0.0186   0.0001 	   1.6  0.8	 e-.FTFP_BERT.1.4 
    0.0920   0.0006 	    0.0933   0.0005 	   1.4  0.9	 e-.FTFP_BERT.5.4 
    0.1837   0.0011 	    0.1868   0.0012 	   1.7  0.9	 e-.FTFP_BERT.10.4 
    0.9148   0.0051 	    0.9288   0.0059 	   1.5  0.9	 e-.FTFP_BERT.50.4 
    0.0244   0.0001 	    0.0247   0.0001 	   1.2  0.6	 pi-.FTFP_BERT.1.0 
    0.1001   0.0004 	    0.1010   0.0004 	   0.9  0.6	 pi-.FTFP_BERT.5.0 
    0.1893   0.0008 	    0.1917   0.0009 	   1.3  0.6	 pi-.FTFP_BERT.10.0 
    0.8664   0.0047 	    0.8752   0.0052 	   1.0  0.8	 pi-.FTFP_BERT.50.0 
    0.0276   0.0001 	    0.0278   0.0001 	   0.7  0.5	 pi-.FTFP_BERT.1.4 
    0.1149   0.0006 	    0.1159   0.0005 	   0.9  0.7	 pi-.FTFP_BERT.5.4 
    0.2199   0.0011 	    0.2220   0.0009 	   1.0  0.7	 pi-.FTFP_BERT.10.4 
    1.0383   0.0065 	    1.0509   0.0056 	   1.2  0.8	 pi-.FTFP_BERT.50.4 
    0.0275   0.0001 	    0.0279   0.0001 	   1.5  0.5	 pi-.QGSP_BERT.1.4 
    0.1137   0.0005 	    0.1150   0.0006 	   1.1  0.7	 pi-.QGSP_BERT.5.4 
    0.2200   0.0009 	    0.2228   0.0009 	   1.3  0.6	 pi-.QGSP_BERT.10.4 
    1.0239   0.0060 	    1.0411   0.0065 	   1.7  0.9	 pi-.QGSP_BERT.50.4 
    0.0275   0.0001 	    0.0277   0.0001 	   0.7  0.5	 pi-.QGSP_BIC.1.4 
    0.1168   0.0005 	    0.1183   0.0005 	   1.3  0.6	 pi-.QGSP_BIC.5.4 
    0.2213   0.0008 	    0.2244   0.0009 	   1.4  0.5	 pi-.QGSP_BIC.10.4 
    1.0422   0.0045 	    1.0584   0.0051 	   1.6  0.7	 pi-.QGSP_BIC.50.4 
    0.0648   0.0003 	    0.0658   0.0004 	   1.5  0.8	 anti_proton.FTFP_BERT.1.4 
    0.1528   0.0007 	    0.1546   0.0006 	   1.2  0.6	 anti_proton.FTFP_BERT.5.4 
    0.2586   0.0013 	    0.2620   0.0009 	   1.3  0.6	 anti_proton.FTFP_BERT.10.4 
    1.0816   0.0059 	    1.0972   0.0064 	   1.4  0.8	 anti_proton.FTFP_BERT.50.4 
    0.0185   0.0001 	    0.0187   0.0001 	   1.1  0.8	 proton.FTFP_BERT.1.4 
    0.1094   0.0005 	    0.1103   0.0004 	   0.8  0.6	 proton.FTFP_BERT.5.4 
    0.2199   0.0011 	    0.2223   0.0009 	   1.1  0.7	 proton.FTFP_BERT.10.4 
    1.0526   0.0055 	    1.0622   0.0065 	   0.9  0.8	 proton.FTFP_BERT.50.4 
    0.1200   0.0009 	    0.1203   0.0009 	   0.3  1.1	 pi-.FTFP_INCLXX.1.4 
    0.4127   0.0030 	    0.4132   0.0031 	   0.1  1.0	 pi-.FTFP_INCLXX.5.4 
    0.7413   0.0055 	    0.7416   0.0061 	   0.0  1.1	 pi-.FTFP_INCLXX.10.4 
    1.0598   0.0068 	    1.0653   0.0092 	   0.5  1.1	 pi-.FTFP_INCLXX.15.4 
    0.0966   0.0007 	    0.0966   0.0010 	   0.0  1.3	 proton.FTFP_INCLXX.1.4 
    0.4645   0.0036 	    0.4643   0.0027 	  -0.0  1.0	 proton.FTFP_INCLXX.5.4 
    0.8399   0.0065 	    0.8404   0.0052 	   0.1  1.0	 proton.FTFP_INCLXX.10.4 
    1.1978   0.0089 	    1.1964   0.0102 	  -0.1  1.1	 proton.FTFP_INCLXX.15.4 
    0.1409   0.0004 	    0.1418   0.0004 	   0.6  0.4	 proton.FTFP_BERT_HP.1.4 
    0.7359   0.0019 	    0.7406   0.0019 	   0.6  0.4	 proton.FTFP_BERT_HP.5.4 
    0.1545   0.0005 	    0.1554   0.0005 	   0.6  0.5	 proton.Shielding.1.4 
    0.8307   0.0025 	    0.8362   0.0025 	   0.7  0.4	 proton.Shielding.5.4 
    0.1432   0.0008 	    0.1453   0.0012 	   1.5  1.0	 gamma.FTFP_BERT_EMZ_AugerOff.250MeV.0 
    0.2077   0.0012 	    0.2108   0.0014 	   1.5  0.9	 gamma.FTFP_BERT_EMZ_AugerOn.250MeV.0 
    0.0564   0.0003 	    0.0571   0.0004 	   1.2  0.9	 gamma.FTFP_BERT_EMZ_AugerOff.1.0 
    0.0820   0.0006 	    0.0833   0.0007 	   1.6  1.1	 gamma.FTFP_BERT_EMZ_AugerOn.1.0 
#----------------------------