Core 2 Duo processors first made their debut in mid 2006, nearly 4 years ago

Core i3 ( Replacement for Dual Core – some features turned off compared to i5 ) We’ll [...]]]> Intel News  ( Little Xmas Info when purchasing a new computer )
 

Core 2 Duo processors first made their debut in mid 2006, nearly 4 years ago

Core i3 ( Replacement for Dual Core – some features turned off compared to i5 )
We’ll start at the bottom and work our way up. Core i3 is Intel’s latest budget processor.
Core i3 processors do support 64-bit versions of Windows. Core i3’s have even been known to perform closely to lower end Core 2 Quad processors.

Core i5 ( is the latest “mid-range” processor by Intel ) Mainstream Today
. A step up from the Core i3, i5 processors will give you a noticeable difference in speed, depending on what type of applications that you run. Core i5 processor is a great, mid-range priced processor for people who use their computers frequently and often multi task.

Core i7
While Core i7 products have all been quad-cores, they appear in Windows as having eight cores. This further improves performance when using programs that make good use of multi-threading.
the end result is that no Core i5 products has or will have more than four physical or simulated cores. This means that Core i5 products will not be as quick under heavily multi-threaded work loads as Core i7 products.