Noun
(computer hardware) Initialism of physics processing unit, a dedicated microprocessor designed to handle the calculations of physics.
Coordinate terms: GPU, HPU, VPU
(computing) Abbreviation of parallel processing unit.
Coordinate terms: FPU, VPU
To mostly correct this issue, a switch can be added to place the SNES PPU into a 60 Hz mode supported by most newer PAL televisions. Source: Internet