diff --git a/epochX/cudacpp/tmad/logs_gqttq_mad/log_gqttq_mad_d_inl0_hrd0.txt b/epochX/cudacpp/tmad/logs_gqttq_mad/log_gqttq_mad_d_inl0_hrd0.txt
index cda4625836..efa10d1c26 100644
--- a/epochX/cudacpp/tmad/logs_gqttq_mad/log_gqttq_mad_d_inl0_hrd0.txt
+++ b/epochX/cudacpp/tmad/logs_gqttq_mad/log_gqttq_mad_d_inl0_hrd0.txt
@@ -1,42 +1,42 @@
-Working directory (build): /data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu
+Working directory (build): /data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux
 CUDACPP_BUILDDIR='.'
 
 
 
 make USEBUILDDIR=1 AVX=none
 make USEBUILDDIR=1 AVX=sse4
-make USEBUILDDIR=1 AVX=avx2
 
+make USEBUILDDIR=1 AVX=avx2
 make USEBUILDDIR=1 AVX=512y
-make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
-make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
-make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
-make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
+make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
+make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
+make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
+make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 
 make USEBUILDDIR=1 AVX=512z
-make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
+make[1]: Entering directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 CUDACPP_BUILDDIR='build.none_d_inl0_hrd0'
-make[1]: Nothing to be done for 'all'.
-make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
 CUDACPP_BUILDDIR='build.avx2_d_inl0_hrd0'
+CUDACPP_BUILDDIR='build.512y_d_inl0_hrd0'
 CUDACPP_BUILDDIR='build.512z_d_inl0_hrd0'
 make[1]: Nothing to be done for 'all'.
-make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
-CUDACPP_BUILDDIR='build.sse4_d_inl0_hrd0'
+make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 make[1]: Nothing to be done for 'all'.
-make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
+make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 make[1]: Nothing to be done for 'all'.
-make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
-CUDACPP_BUILDDIR='build.512y_d_inl0_hrd0'
+make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
+CUDACPP_BUILDDIR='build.sse4_d_inl0_hrd0'
+make[1]: Nothing to be done for 'all'.
+make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 make[1]: Nothing to be done for 'all'.
-make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu'
+make[1]: Leaving directory '/data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux'
 
 OMP_NUM_THREADS=
 
-DATE: 2023-04-05_12:04:45
+DATE: 2023-04-05_11:53:39
 
 On itscrd80.cern.ch [CPU: Intel(R) Xeon(R) Silver 4216 CPU] [GPU: 1x Tesla V100S-PCIE-32GB]:
-Working directory (run): /data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gu_ttxu
+Working directory (run): /data/avalassi/GPU2023/madgraph4gpuX/epochX/cudacpp/gq_ttq.mad/SubProcesses/P1_gux_ttxux
 
 *** (1) EXECUTE MADEVENT (create results.dat) ***
 --------------------
@@ -56,10 +56,10 @@ Executing ' ./madevent < /tmp/avalassi/input_gqttq_x1_fortran > /tmp/avalassi/ou
  [XSECTION] MultiChannel = TRUE
  [XSECTION] Configuration = 1
  [XSECTION] ChannelId = 1
- [XSECTION] Cross section = 0.2605 [] fbridge_mode=0
- [COUNTERS] PROGRAM TOTAL          :    0.3682s
- [COUNTERS] Fortran Overhead ( 0 ) :    0.2831s
- [COUNTERS] Fortran MEs      ( 1 ) :    0.0851s for     8192 events => throughput is 9.63E+04 events/s
+ [XSECTION] Cross section = 1.678 [] fbridge_mode=0
+ [COUNTERS] PROGRAM TOTAL          :    0.3796s
+ [COUNTERS] Fortran Overhead ( 0 ) :    0.2941s
+ [COUNTERS] Fortran MEs      ( 1 ) :    0.0855s for     8192 events => throughput is 9.58E+04 events/s
 
 *** (1) EXECUTE MADEVENT x1 (create events.lhe) ***
 --------------------
@@ -79,11 +79,11 @@ Executing ' ./madevent < /tmp/avalassi/input_gqttq_x1_fortran > /tmp/avalassi/ou
  [XSECTION] MultiChannel = TRUE
  [XSECTION] Configuration = 1
  [XSECTION] ChannelId = 1
- [XSECTION] Cross section = 0.2605 [0.26050333309703716] fbridge_mode=0
- [UNWEIGHT] Wrote 81 events (found 765 events)
- [COUNTERS] PROGRAM TOTAL          :    0.3318s
- [COUNTERS] Fortran Overhead ( 0 ) :    0.2484s
- [COUNTERS] Fortran MEs      ( 1 ) :    0.0834s for     8192 events => throughput is 9.82E+04 events/s
+ [XSECTION] Cross section = 1.678 [1.6775080845293466] fbridge_mode=0
+ [UNWEIGHT] Wrote 1611 events (found 1616 events)
+ [COUNTERS] PROGRAM TOTAL          :    0.4877s
+ [COUNTERS] Fortran Overhead ( 0 ) :    0.4020s
+ [COUNTERS] Fortran MEs      ( 1 ) :    0.0856s for     8192 events => throughput is 9.57E+04 events/s
 
 *** (1) EXECUTE MADEVENT x10 (create events.lhe) ***
 --------------------
@@ -103,11 +103,11 @@ Executing ' ./madevent < /tmp/avalassi/input_gqttq_x10_fortran > /tmp/avalassi/o
  [XSECTION] MultiChannel = TRUE
  [XSECTION] Configuration = 1
  [XSECTION] ChannelId = 1
- [XSECTION] Cross section = 0.218 [0.21801182648615874] fbridge_mode=0
- [UNWEIGHT] Wrote 853 events (found 1849 events)
- [COUNTERS] PROGRAM TOTAL          :    2.3602s
- [COUNTERS] Fortran Overhead ( 0 ) :    1.4365s
- [COUNTERS] Fortran MEs      ( 1 ) :    0.9237s for    90112 events => throughput is 9.76E+04 events/s
+ [XSECTION] Cross section = 0.8972 [0.89719199651173098] fbridge_mode=0
+ [UNWEIGHT] Wrote 1781 events (found 1786 events)
+ [COUNTERS] PROGRAM TOTAL          :    2.4707s
+ [COUNTERS] Fortran Overhead ( 0 ) :    1.5497s
+ [COUNTERS] Fortran MEs      ( 1 ) :    0.9209s for    90112 events => throughput is 9.78E+04 events/s
 
 *** (2-none) EXECUTE CMADEVENT_CUDACPP x1 (create events.lhe) ***
 --------------------
@@ -127,12 +127,12 @@ Executing ' ./build.none_d_inl0_hrd0/cmadevent_cudacpp < /tmp/avalassi/input_gqt
  [XSECTION] MultiChannel = TRUE
  [XSECTION] Configuration = 1
  [XSECTION] ChannelId = 1
- [XSECTION] Cross section = 1.276 [1.2757941949814184] fbridge_mode=1
- [UNWEIGHT] Wrote 112 events (found 1776 events)
- [COUNTERS] PROGRAM TOTAL          :    0.5097s
- [COUNTERS] Fortran Overhead ( 0 ) :    0.4393s
- [COUNTERS] CudaCpp MEs      ( 2 ) :    0.0705s for     8192 events => throughput is 1.16E+05 events/s
+ [XSECTION] Cross section = 4.263 [4.2628778044075899] fbridge_mode=1
+ [UNWEIGHT] Wrote 1344 events (found 3238 events)
+ [COUNTERS] PROGRAM TOTAL          :    0.7038s
+ [COUNTERS] Fortran Overhead ( 0 ) :    0.6326s
+ [COUNTERS] CudaCpp MEs      ( 2 ) :    0.0712s for     8192 events => throughput is 1.15E+05 events/s
 
 *** (2-none) Compare CMADEVENT_CUDACPP x1 xsec to MADEVENT xsec ***
 
-ERROR! xsec from fortran (0.26050333309703716) and cpp (1.2757941949814184) differ by more than 2E-14 (3.8974198518457603)
+ERROR! xsec from fortran (1.6775080845293466) and cpp (4.2628778044075899) differ by more than 2E-14 (1.5411965782588837)
diff --git a/epochX/cudacpp/tmad/madX.sh b/epochX/cudacpp/tmad/madX.sh
index 7812df7b8f..d8a3646435 100755
--- a/epochX/cudacpp/tmad/madX.sh
+++ b/epochX/cudacpp/tmad/madX.sh
@@ -137,8 +137,8 @@ function showdir()
     elif [ "${ggttggg}" == "1" ]; then 
       dir=$topdir/epochX/${bckend}/gg_ttggg${suff}SubProcesses/P1_gg_ttxggg
     elif [ "${gqttq}" == "1" ]; then 
-      dir=$topdir/epochX/${bckend}/gq_ttq${suff}SubProcesses/P1_gu_ttxu
-      ###dir=$topdir/epochX/${bckend}/gq_ttq${suff}SubProcesses/P1_gux_ttxux # only 1 out of 2 for now
+      ###dir=$topdir/epochX/${bckend}/gq_ttq${suff}SubProcesses/P1_gu_ttxu
+      dir=$topdir/epochX/${bckend}/gq_ttq${suff}SubProcesses/P1_gux_ttxux # only 1 out of 2 for now
     fi
   else
     echo "INTERNAL ERROR! tmad tests only make sense in .mad directories"; exit 1 # this should never happen (suff=.mad/ is hardcoded)