AVX

AVX may refer to:

Computing

 * Advanced Vector Extensions, an instruction set extension in the x86 microprocessor architecture
 * AVX2, an expansion of the AVX instruction set
 * AVX-512, 512-bit extensions to the 256-bit AVX
 * Softwin AVX (AntiVirus eXpert), former name of Bitdefender

Transportation

 * Aviapaslauga (ICAO airline code ); see List of defunct airlines of Lithuania
 * Aeroclub de Vitoria (ICAO airline code ); see List of airline codes (A)
 * Catalina Airport (IATA airport code ), Avalon, Catalina Island, California, US

Other uses

 * AVX Corporation, a manufacturer of electronic parts and a division of Kyocera
 * Avengers vs. X-Men, a comic book event