1. An accelerator module, comprising: a circuit board having coupled thereto a first programmable logic device, a controller, and a first memory; the first programmable logic device having access to a bitstream; the bitstream capable of being stored in the first memory; the access by the first programmable logic device to the bitstream being controlled by the controller; the bitstream capable of being instantiated in the first programmable logic device using programmable logic thereof to provide at least a transport interface for communication between the first programmable logic device and one or more other devices associated with a motherboard using a microprocessor interface of the motherboard; the transport interface capable of direct communication via the microprocessor interface with a microprocessor located on the motherboard; and the circuit board configured for interconnecting the first programmable logic device to the microprocessor interface.