The prices for the 240 are $320.95 for the processor by itself or $343.95 for the boxed version. The 242 is going to be knocking out for $780.95 or $803.95. The prices are roughly equivalent to the 2.66GHz and 3.06GHz Xeons with 512K cache.
You can find the prices here. Our thanks to AMDZone for digging up the information. µ