PXE may refer to:
Science and technology Pentium Extreme Edition, a variant of the Pentium D microprocessor Preboot Execution Environment, booting computers via a network Pseudoxanthoma elasticum, a genetic disease
Other uses Proof and Experimental Establishment, an Indian defense laboratory PXE (EP), an EP by Ecco2K Power Exchange Central Europe, an energy trading platform
See also Pex (disambiguation)
it:PXE