Nokia was going to be first to launch new Windows Phone 8 based Smartphones on September 5th, but Samsung took the opportunity for them and launched their Windows Phone 8 smartphone a week before Nokia at IFA named Samsung ATIV. Anyways, though Nokia failed for this opportunity their new Nokia Lumia series powered by WP8 images was leaked at @evleaks Twitter account. According to the sources, its been said that these are Nokia Lumia 920 and Lumia 820 running with Windows Phone 8 operating system. Have a look:

As per the specifications of these devices, there are yet no official words but it is said that Lumia 820 will feature a 4.3-inch display and will start selling out with T-Mobile and AT&T network. Among these new Lumia series, Lumia 920 is said ro be superior as it comes with 4.5inch display and similar to Nokia 808, this too will come packed with 41 MegaPixel sensor PureView camera.

For the actual and complete list of specifications and prices, we need to wait till next week when Nokia unveils the same officially.