The prices are compatible with the current 0.13 micron Celeron processors but should be more cost-effective for Intel because they are made on 12-inch wafers.
The two new entry level chipsets are the 915GV and 910GL. They support both Socket 775 and Socket 478 processors.
Source: DigiTimesIntel Celeron 2.80GHz: $117 Intel Celeron 2.66GHz: $89 Intel Celeron 2.53GHz: $79