You can also find in this list which Core i7 processors are really quad core processors. You Can Also Read: Acer Aspire S7-392 Ultrabook The Ivy Bridge (3rd generation) starts with “3”, example Core i5-3xxx. This means that it is a 4th generation CPU. If you noticed, the four digits in the model number all starts with “4”, example Core i7-4500U. The list begins with the highest end or flagship processor, Intel Core i7 Extreme, down to the entry level mobile Haswell processor. And I could not find a retail store for these mobile processors. I did not include prices since most of the time they are incorporated in laptops or ultrabooks already. The list of the 4th gen Intel Haswell Processors for laptops below provides you partial information on the processors.