The folks over at Wired have posted a video of a PS4 engineering director unboxing and disassembling Sony's new console while explaining what each part is. He shows where the GDDR5 memory is, for instance, and points out the traces on the motherboard that make up the Wi-Fi antenna.
If you want to see how Sony put together its sleek new gaming box, the video is worth watching. (Thanks to Carl for the link.) I'm not sure about the dude calling the thing's big, metal shield the "mainframe," though. Might not be the finest of translations.
If you'd like to see how an even more powerful gaming system is built, here's Geoff showing the way:
Well, those are Geoff's hands, at least.