CPU and Graphics
The Wii's main CPU is an IBM PowerPC 729MHz processor, codenamed "Broadway." Its 243MHz graphics processor, codenamed "Hollywood," was developed by ATI.
Memory and Storage
With 24 MB of main 1T-SRAM and 64 MB of external 1T-SRAM, the Wii has a total of 88 MB of system memory. It includes an additional 3 MB of texture memory on the graphics processor. Internal storage capacity is 512 MB of internal flash memory. The Wii also recognizes SD memory cards up to 2 GB in size.
Audio and Video Output
The Wii's multi-port video output supports composite, component and S-video output. It features analog stereo audio output, with Dolby Pro Logic II support.
Ports and Networking
In addition to its audio and video outputs, the Wii also includes two USB 2.0 ports, one SD memory card slot, one input jack for the Wii sensor bar, four GameCube controller ports and two GameCube memory card slots. It accepts 12cm Wii discs and 8cm GameCube discs via a self-loading disc drive. It features built-in 802.11b/g Wi-Fi capability.