P6, P-6, or P.6 may refer to:

• P6 (microarchitecture), a sixth-generation Intel x86 microprocessor microarchitecture
• POWER6, a sixth-generational IBM microprocessor microarchitecture
• p6 protein, a protein of HIV
• HAT-P-6, a star in the constellation Andromeda
• Integrated Truss Structure#P6, S6 trusses, trusses on the International Space Station
• Rover P6 series, a saloon car model produced from 1963 to 1977 in Solihull, West Midlands, England
• SIG Sauer P225/P6, a variant of the P225 pistol used by West German police forces
• Pentacon Six, a single-lens reflex (SLR) medium format camera system
• Period 6, a period of the periodic table of elements
• Primavera P6, a project management software package by Primavera (software)
• IATA code for Privilege Style, a charter airline
• Principle 6 campaign, opposing anti-gay Russian laws at the 2014 Olympics
• P6 ATAV, an Indonesian light attack vehicle
• P-6, a variant of the Cold War era Soviet naval cruise missile SS-N-3A Shaddock
• PPPPPP (manga), a short hand for the manga by Maporo 3-Gō.
• Netpbm File_formats, binary ppm file
• Joint Primary 6 Examination, a standardized examination from 1949 to 1962

• Curtiss P-6 Hawk, a 1927 American single-engine biplane fighter
• Piaggio P.6, a 1927 Italian catapult-launched reconnaissance floatplane
• PZL P.6, a 1930 Polish fighter

• P600 (neuroscience), an event-related potential
• 6P (disambiguation)
• PPPPPP (disambiguation)

Topics referred to by the same term

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