I have same CPU (but on Desktop) and 4GB RAM.I have no problem to stream 1080p .mkv files (with subtitles included or with subtitles separately: .sub, .srt).
UE40H6203AWXXH problem with .mkv with FLAC audio (TV support FLAC in 2 channels).Same video tested on Serviio (with options to "down" sound to Stereo).How to make same settings on UMS?UMS use Samsung-NotCD.conf for mine TV.
I have same model UE40H6203AWXXH and i can't watch one .mkv file with FLAC audio.TV support FLAC (2 channels) and i can watch same video with sound on Serviio (sorry for advertisment).On Serviio i set this option: "Downmix to stereo" on Delivery tab->"Transcoding" section.UMS use Samsung-NotCD.conf ...
I have same model UE40H6203AWXXH and i can't watch one .mkv file with FLAC audio.TV support FLAC and i can watch same video with sound on Serviio (sorry for advertisment).On Serviio i set this option: "Downmix to stereo" on Delivery tab->"Transcoding" section.UMS use Samsung-NotCD.conf for mine TV ...