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Despite having a 4 MHz CPU, the HP49G is able to make three-dimensional plots faster than ANY current calculator, including the TI-89. All 3D plots may be rotated on the X, Y, and Z axes (with the arrows and TOOL and NXT) or zoomed (with + and -) in REAL TIME, faster than the TI-89. It draws a 14 by 14 matrix at 6 frames per second!
