It is made known that Intel is scheduling to publicize four new Core i7 CPUs: the Core i7 620UM, 640UM, 660UM, and 680UM. The first two — Core i7 620UM and Core i7 640UM — are now arriving and feature 18W TDP.

The subsequently in line is the Core i7 660UM clocked at 1.33GHz. The chip is competent of 2. 4GHz on Turbo mode and will launch in Q3 of this year.
The most influential of the set is Core i7 680UM. It’s a particularly low voltage CPU with 1.46GHz clock and 2.53GHz clock with Turbo over clocking feature facilitation.

The chip has a 4MB cache and 18W TDP, and supply max graphics clock of the 500MHz and memory clock of 800MHz.
It will be arriving in Q4 2010.

[Via Pclaunches]