Noirbits : NRB
Official site / wallet download: http://noirbits.com/
I use the pool: http://noir.minepool.net/
And i convert to BTC at Cryptsy Exchange
No more LTC mining for me.. there are many other alt coins that are more profitable.
I have 1 660 ti Nvidia card using cudaminer, and 6 radeon cards (5870,6950) mining with cgminer.
For a total of 2500 Kh/s