Glossary:Physics processing unit

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For the sake of simplicity, this article mainly refers to Ageia's Physics Processing units. For more general article, refer to Physics processing unit.

A Physics Processing Unit (PPU) also often referred to as Physics Acceleration Card was a special card dedicated to performing physics calculations, introduced in 2006 by Ageia.

PhysX P1 (PPU) hardware specifications

A physics processing unit manufactured by ASUS.

• Multi-core device based on the MIPS architecture with integrated physics acceleration hardware and memory subsystem with "tons of cores"
  • 125 million transistors
  • 182 mm² die size
  • Fabrication process: 130 nm
  • Peak power consumption: 30 W
• Memory: 128 MB GDDR3 RAM with 128-bit interface
• 32-bit PCI 3.0 (ASUS also made a PCI Express version card)
• Sphere collision tests: 530 million per second (maximum capability)
• Convex collision tests: 530,000 per second (maximum capability)
• Peak instruction bandwidth: 20 billion per second