ASUS Essence STX II: Windows 10 64-bit Windows 8.1 64-bit Windows 8.1 32-bit Windows 8 32-bit Windows 8 64-bit Windows 7 32-bit Windows 7 64-bit Windows XP Windows XP 64-bit

ASUS Essence STX II 7.1: Windows 10 64-bit Windows 8.1 64-bit Windows 8.1 32-bit Windows 8 32-bit Windows 8 64-bit Windows 7 32-bit Windows 7 64-bit Windows XP Windows XP 64-bit

ASUS Xonar Essence ST: Windows 10 64-bit Windows 10 32-bit Windows 8.1 64-bit Windows 8.1 32-bit Windows 8 32-bit Windows 8 64-bit Windows 7 32-bit Windows 7 64-bit Vista 32-bit Vista 64-bit Windows XP Windows XP 64-bit

ASUS Xonar Essence STX: Windows 10 64-bit Windows 10 32-bit Windows 8.1 64-bit Windows 8.1 32-bit Windows 8 32-bit Windows 8 64-bit Windows 7 32-bit Windows 7 64-bit Vista 32-bit Vista 64-bit Windows XP Windows XP 64-bit