AMD took its graphics in a new direction on Monday by rolling out the ATI Radeon E4690. The embedded chipset has the same feature set as modern Radeon HD 4000 chipsets but fits the visual core and 512MB of GDDR3 memory all into a single 35mm package small enough for very tight spaces. It's estimated to be about three times faster than the previous E2400 and can not only produce advanced 3D but,