run 133 slot

Essentially all PCI-X cards or slots have a 64-bit implementation and vary as follows: Cards 66 MHz (added in Rev. 1.0) 100 MHz (works in 133 MHz slots by forcing a downclock of the bus to 100 MHz) 133 MHz (added in Rev. 1.0) 266 MHz (added in Rev. 2.0) 533 MHz (added in Rev. 2.0) Slots netralbet slot