Wii

The Wii is a video game console that was produced by Nintendo. It is the primary target device of the Wii-Linux project. It is largely an iteration over the GameCube.

Hardware

• IBM PowerPC 750CL-based CPU "Broadway", 729MHz
• ATI "Hollywood" GPU, based on the "Flipper" design from the GameCube, 243MHz
• NEC ARM926EJ-S CPU "Starlet", for security, booting the system, and handling I/O
• 24MB of 1T-SRAM, "MEM1", shared from the GameCube
• 64MB of GDDR3, "MEM2", new to the Wii
• 512MB of NAND storage (inaccessible to Wii-Linux for now)
• SD Card slot
• 2x USB 2.0 "EHCI" ports, expandable using a USB hub
• Broadcom 4318 Wi-Fi Radio, connected over SDIO
• Broadcom 2045A Bluetooth Radio, shared by the Wii U
• DVD-ROM drive

More detailed information about the Wii can be obtained from it's WiiBrew article, or it's Wikipedia article.