[Android Apps and Games] MarkAndroid:
This is the build.prop GUI 4.1:

# begin build properties

# autogenerated by buildinfo.sh

ro.build.id=JOP40D

ro.build.display.id=TF700 CROMi-Xenogenesis 4.5 - 10.6.1.14.4/WW ODEX

ro.build.version.incremental=WW_epad-10.6.1.14.4-20130329

ro.build.version.sdk=17

ro.build.version.codename=REL

ro.build.version.release=4.2.1

ro.build.date=Fri Mar 29 16:53:57 CST 2013

ro.build.date.utc=1364547237

ro.build.type=user

ro.build.user=android

ro.build.host=Mercury

ro.build.tags=release-keys

ro.product.model=EPAD

ro.product.brand=asus

ro.product.name=WW_epad

ro.product.device=EeePad

ro.product.board=EeePad

ro.product.cpu.abi=armeabi-v7a

ro.product.cpu.abi2=armeabi

ro.product.manufacturer=asus

ro.product.locale.language=en

ro.product.locale.region=US

ro.wifi.channels=

ro.board.platform=tegra

# ro.build.product is obsolete; use ro.product.device

ro.build.product=EeePad

# Do not try to parse ro.build.description or .fingerprint

ro.build.description=WW_epad-user 4.2.1 JOP40D WW_epad-10.6.1.14.4-20130329 release-keys

ro.build.fingerprint=asus/WW_epad/EeePad:4.2.1/JOP40D/WW_epad-10.6.1.14.4-20130329:user/release-keys

ro.build.characteristics=tablet

# ASUS properties

ro.build.epad.project=TF700T

# end build properties

ro.opengles.version = 131072

wifi.interface=wlan0

persist.tegra.nvmmlite = 1

ro.sf.override_null_lcd_density = 1

#NFC

#debug.nfc.fw_download=false

#debug.nfc.se=false

#support dynamic resolution change property

ro.streaming.video.drs=true

#

# ADDITIONAL_BUILD_PROPERTIES

#

keyguard.no_require_sim=true

windowsmgr.max_events_per_sec=200

webkit.canvas.ganesh=disable

persist.sys.systembar.tablet=true

ro.config.notification_sound=NewMessage.ogg

persist.sys.ringermode=2

ro.config.bootsound=PowerOn.ogg

drm.service.enabled=1

ro.carrier=wifi-only

ro.config.alarm_alert=Alarm_Classic.ogg

wifi.version.driver=V7.1.44

gps.version.driver=V7.9.11

dalvik.vm.heapstartsize=5m

dalvik.vm.heapgrowthlimit=48m

dalvik.vm.heapsize=256m

dalvik.vm.heaptargetutilization=0.75

dalvik.vm.heapminfree=512k

dalvik.vm.heapmaxfree=2m

ro.kernel.qemu=

bt.version.driver=V11.33

ro.setupwizard.mode=OPTIONAL

ro.com.google.gmsversion=4.2_r1

ro.com.google.clientidbase=android-asus

ro.wifi.country=GB

net.bt.name=Android

dalvik.vm.stack-trace-file=/data/anr/traces.txt

tf.enable=y

#CleanROM

persist.adb.notify=0

dev.pm.dyn_samplingrate=1

ro.kernel.android.checkjni=0

ro.kernel.checkjni=0

com.qc.hardware=true

debug.enabletr=true

ro.min.fling_velocity=8000

ro.max.fling_velocity=20000

ro.config.nocheckin=1

persist.sys.use_dithering=1

net.tcp.buffersize.default=4096,87380,256960,4096, 16384,256960

net.tcp.buffersize.edge=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.gprs=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.umts=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.wifi=4096,87380,256960,4096,163 84,256960

persist.sys.purgeable_assets=1

ro.HOME_APP_ADJ=1

ro.HOME_APP_MEM=2048

windowsmgr.support_rotation_270=true

#CleanROM Inheritance

# Increase jpg quality to 100%

ro.media.enc.jpeg.quality=100

# Smoother video streaming

media.stagefright.enable-player=true

media.stagefright.enable-meta=true

media.stagefright.enable-scan=false

media.stagefright.enable-http=true

# Device will boot faster

ro.config.hw_quickpoweron=true

# Allow dalvik to use JIT (Just in Time) Compiler

dalvik.vm.execution-mode=int:jit

dalvik.vm.verify-bytecode=false

dalvik.vm.checkjni=false

dalvik.vm.checkjni=0

dalvik.vm.dexopt-data-only=1

dalvik.vm.lockprof.threshold=250

dalvik.vm.check-dex-sum=false

dalvik.vm.dexopt-flags=m=y,o=v,u=n

#battery savers

ro.ril.disable.power.collapse=0

pm.sleep_mode=1

#Improve Touch Pressure

touch.pressure.scale=0.001

#Less WiFi scanning

wifi.supplicant_scan_interval=180

#Disable logcat. The will improve performance

#logcat.live=disable

#profiler.force_disable_err_rpt=1

#profiler.force_disable_ulog=1

persist.android.strictmode=0

ro.vold.umsdirtyratio=20

# Force GPU usage for all drawing, composition & rendering

# May cause banding, screen tearing or other UI issues on some devices

debug.performance.tuning=1

#persist.sys.composition.type=gpu

debug.composition.type=gpu

video.accelerate.hw=1

debug.sf.hw=1

persist.sys.ui.hw=true

debug.egl.profiler=1

debug.egl.hw=1

#Set DPI

ro.sf.lcd_density=213

Build.prop GUI 4.2

#begin build properties

# autogenerated by buildinfo.sh

ro.build.id=JOP40D

ro.build.display.id=TF700 CROMi-Xenogenesis 4.5 - 10.6.1.14.4/WW ODEX

ro.build.version.incremental=WW_epad-10.6.1.14.4-20130329

ro.build.version.sdk=17

ro.build.version.codename=REL

ro.build.version.release=4.2.1

ro.build.date=Fri Mar 29 16:53:57 CST 2013

ro.build.date.utc=1364547237

ro.build.type=user

ro.build.user=android

ro.build.host=Mercury

ro.build.tags=release-keys

ro.product.model=EPAD

ro.product.brand=asus

ro.product.name=WW_epad

ro.product.device=EeePad

ro.product.board=EeePad

ro.product.cpu.abi=armeabi-v7a

ro.product.cpu.abi2=armeabi

ro.product.manufacturer=asus

ro.product.locale.language=en

ro.product.locale.region=US

ro.wifi.channels=

ro.board.platform=tegra

# ro.build.product is obsolete; use ro.product.device

ro.build.product=EeePad

# Do not try to parse ro.build.description or .fingerprint

ro.build.description=WW_epad-user 4.2.1 JOP40D WW_epad-10.6.1.14.4-20130329 release-keys

ro.build.fingerprint=asus/WW_epad/EeePad:4.2.1/JOP40D/WW_epad-10.6.1.14.4-20130329:user/release-keys

ro.build.characteristics=tablet

# ASUS properties

ro.build.epad.project=TF700T

# end build properties

ro.opengles.version = 131072

wifi.interface=wlan0

persist.tegra.nvmmlite = 1

ro.sf.override_null_lcd_density = 1

#NFC

#debug.nfc.fw_download=false

#debug.nfc.se=false

#support dynamic resolution change property

ro.streaming.video.drs=true

#

# ADDITIONAL_BUILD_PROPERTIES

#

keyguard.no_require_sim=true

windowsmgr.max_events_per_sec=200

webkit.canvas.ganesh=disable

persist.sys.systembar.tablet=true

ro.config.notification_sound=NewMessage.ogg

persist.sys.ringermode=2

ro.config.bootsound=PowerOn.ogg

drm.service.enabled=1

ro.carrier=wifi-only

ro.config.alarm_alert=Alarm_Classic.ogg

wifi.version.driver=V7.1.44

gps.version.driver=V7.9.11

dalvik.vm.heapstartsize=5m

dalvik.vm.heapgrowthlimit=48m

dalvik.vm.heapsize=256m

dalvik.vm.heaptargetutilization=0.75

dalvik.vm.heapminfree=512k

dalvik.vm.heapmaxfree=2m

ro.kernel.qemu=

bt.version.driver=V11.33

ro.setupwizard.mode=OPTIONAL

ro.com.google.gmsversion=4.2_r1

ro.com.google.clientidbase=android-asus

ro.wifi.country=GB

net.bt.name=Android

dalvik.vm.stack-trace-file=/data/anr/traces.txt

tf.enable=y

#CleanROM

persist.adb.notify=0

dev.pm.dyn_samplingrate=1

ro.kernel.android.checkjni=0

ro.kernel.checkjni=0

com.qc.hardware=true

debug.enabletr=true

ro.min.fling_velocity=8000

ro.max.fling_velocity=20000

ro.config.nocheckin=1

persist.sys.use_dithering=1

net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960

net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960

net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960

net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960

net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960

persist.sys.purgeable_assets=1

ro.HOME_APP_ADJ=1

ro.HOME_APP_MEM=2048

windowsmgr.support_rotation_270=true

#CleanROM Inheritance

# Increase jpg quality to 100%

ro.media.enc.jpeg.quality=100

# Smoother video streaming

media.stagefright.enable-player=true

media.stagefright.enable-meta=true

media.stagefright.enable-scan=false

media.stagefright.enable-http=true

# Device will boot faster

ro.config.hw_quickpoweron=true

# Allow dalvik to use JIT (Just in Time) Compiler

dalvik.vm.execution-mode=int:jit

dalvik.vm.verify-bytecode=false

dalvik.vm.checkjni=false

dalvik.vm.checkjni=0

dalvik.vm.dexopt-data-only=1

dalvik.vm.lockprof.threshold=250

dalvik.vm.check-dex-sum=false

dalvik.vm.dexopt-flags=m=y,o=v,u=n

#battery savers

ro.ril.disable.power.collapse=0

pm.sleep_mode=1

#Improve Touch Pressure

touch.pressure.scale=0.001

#Less WiFi scanning

wifi.supplicant_scan_interval=180

#Disable logcat. The will improve performance

#logcat.live=disable

#profiler.force_disable_err_rpt=1

#profiler.force_disable_ulog=1

persist.android.strictmode=0

ro.vold.umsdirtyratio=20

# Force GPU usage for all drawing, composition & rendering

# May cause banding, screen tearing or other UI issues on some devices

debug.performance.tuning=1

#persist.sys.composition.type=gpu

debug.composition.type=gpu

video.accelerate.hw=1

debug.sf.hw=1

persist.sys.ui.hw=true

debug.egl.profiler=1

debug.egl.hw=1

#Set DPI

ro.sf.lcd_density=213

If delete build.prop the ROM starts in GUI mode 4.2