Raspberry Pi2 launched with Quad core processor at 800MHz and 1Gb RAM

Good news for computer or software project builders! Now Raspberry Pi 2, is available with inbuilt Linux OS support expanding its processor as Quad core, with better speed of 800MHz and double the RAM, that is 1GB (Pi1 was single core, 700MHz, 512MB)

Let us soon expect, it will be available in India.

New to Raspberry Pi, the credit card sized computer? Here is an article about Raspberry Pi1
Can we use Raspberry Pi for my desktop PC?
Can you post Raspberry Pi detailed specs?
Yes, you can use it for desktop PCs running Linux. The team is working with Microsoft to bring in Windows support soon. In India, the Pi would cost about Rs.2k