Best Compression Methods for 'Specific' Games. Q&A

[KaktoR]

Grand Theft Auto V
Build 10107212 (13 December 2022)

 17:17:06 - Selected ARC/DS method for Data1a-01.bin was: bpk+xtool:mreflate:db:-dedup=3+4x4:lzma
 17:17:06 - Selected ARC/DS method for Data1b-01.bin was: xtool:db:-dedup=3+4x4:lzma
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 20:20:08 - Overall input size: 108.55 GB
 20:20:08 - Overall output size: 65.61 GB (Ratio 60.45%)
 20:20:08 - Overall conversion time: 03:02:59

Data1a
common.rpf
x64*.rpf
update\*.rpf

Edit: Use srep instead of xtool dedup. At least for me xtool just crashes in the middle, even with low settings. With srep cls it is working fine.