SD Card slot

The SD Card slot (Secure Digital) is found on select ThinkPads and Docking stations.

In addition to SD Cards, SD Card slots can also accept the older MMC (Multi Media Card).

• Wikipedia article on SD Cards

PCI based SD Card slot

This implementation is called "SD Card with IO support", and supports in addition to regular SD memory cards also special SDIO cards (e.g. Bluetooth, WiFi, etc).

Linux support

lspci reports it as a Ricoh device with PCI ID 1180:0822

This device is not currently supported with Linux.

Models featuring this Technology

• ThinkPad X40, X41, X41 Tablet

USB based SD Card slot

This implementation only supports SD Memory cards.

Linux support

Should be supported by the Linux USB Storage drivers (usb-storage).

Models featuring this Technology

• ThinkPad Z60m
• ThinkPad Advanced Dock