Sony A7S + S-Log2: internal vs. external recording over HDMI

Sony A7S PictureProfile 7 - Gama: S-Log2,  Colormode: S-Gamut =  internal recording
Sony A7S PictureProfile 7 - Gama: S-Log2, Colormode: S-Gamut = internal recording
Sony A7S PictureProfile 7 - Gama: S-Log2,  Colormode: S-Gamut = external recording via HDMI
Sony A7S PictureProfile 7 - Gama: S-Log2, Colormode: S-Gamut = external recording via HDMI