PTX
The abbreviation stands for PTX:
- Parallel thread eXecution architecture, a computer processor model and a "low level " virtual instruction set architecture (ISA ) of NVIDIA, which is representative of ISAs, which are suitable for parallel execution of threads.
- Pumiliotoxine, a toxin from the skin glands of Erdbeerfroeschchen
- Polish Traded Index, an equity index
- Pentatonix, a five-member a cappella group from Arlington, Texas, USA.