Peripheral Component Interconnect Express. A point-to-point serial communication standard used to connect high-speed peripherals to a motherboard. Data moves through dedicated lanes consisting of differential pairs, allowing devices to negotiate link width and speed without sharing a common bus.
Heard on the job
Make sure the NVMe drive is seated in a PCIe Gen 4 slot, not the Gen 3 one routed through the chipset.
Also heard as
- PCI Express
Related terms
Motherboard
The main printed circuit board in a computer or complex electronic system routes power and data between major components.
NVMe
A high-speed interface protocol designed for accessing solid-state drives over a PCIe bus.
Southbridge
A historic motherboard controller chip that handles slower peripheral connections.