Intel Celeron D Takes New G-1 Stepping

Desktop Intel® Celeron® processors in FC-LGA4 (socket-LGA775) package on 90 nm process will undergo the following changes to the G-1 core processor stepping:

• The CPU ID will change from 0XF41 to 0XF49 (Updated Bios required)
• No impact anticipated to existing platforms 845, 865 and 852 & 9xx family
• New S-Specs for affected product line items• No change to Electrical and Mechanical Specification
• Desktop G-1 Step processors will be Pb-Free Second Level Interconnect (SLI) / RoHS compliant and the integrated heat spreader (IHS) will be marked per JESD97 guidelines with e4 designation• Addition of 2 new EM64T instructions LAHF/SAHF
• G-1 is pin compatible with E-0. The thermal/mechanical specification is within overall package height specification
• Intel anticipates no impact to current platforms designed to Intel guidelines
• Additional resistor added to the package

Source:Intel