[EurogamerDF] Orbis Unmasked: what to expect from the next-gen PlayStation

[Lafiel]

thismeintiel said:

ethomaz said:

Scoobes said:

That was actually a really informative post. Thanks!

Thanks... here a ilustrative picture of a 300mm wafer with 94 GT200 chips... you can see the borders are not complete chips and of these 94 just a percentage is usable "good chip".

http://www.anandtech.com/show/2549

Any idea why they make them this way?  It would seem to me it would be beneficial to make them in a square or rectangle, so you don't have only partial ones on the ends.

that's because the 99.9999% pure silicon monocrystal looks like this:

and to get a wafer they simply slice off a thin layer of that