Core i7-640M is a mobile processor from Intel released on 1 September 2010, and it is in end-of-life production status now. It belongs to Core i7 family and has a Arrandale architecture. This processor is built on Intel Socket G1, and uses Gen 2 PCI express connection. 32 nm process is used in production.
Processor has 2 cores and 4 threads, with the base frequency of 2.8 GHz. It has DDR3 memory support. As for the cache, it supports L1 64K (per core), L2 256K (per core) and L3 4MB (shared).