In Intel price list are encountered processors close in characteristics. With the identical frequency, they can have different cache volume , and can be distinguished also by the supported functions. Frequently such twine is intended for different market segments . For example, special processor models can be released for OEM- producers or for separate regional markets.
In the very near future Intel company will release a processor similar to core 2 Quad q9550 (2.83 GHz) with 2 X 6 mb cache in the second level , this will be the processor core 2 Quad q9500 (2.83 GHz) with 2 X 3 mb cache in the second level. Of course the price of the latter will be lower- it will be arranged in the range from $183 to $266. TDP Level will remain as before - 95 W.
Intel has already the processor core 2 Quad q9505 with the frequency 2.83 GHz and 2 X 3 mb cache in the second level, which supports TXT and VT- d technology. The presence of virtualization technology support is important for the possibility of work with Windows 7 in the compatibility regime with Windows XP. The model core 2 Quad q9500 will be deprived from this possibility .