Nvidia cards already have reasonably high Lyra2REv2 hashrates. This miner is allowing AMD cards to finally compete with similarly priced Nvidia cards when mining this algo. You can check out http://cryptomining-blog.com/9166-latest-ccminer-2-2-fork-by-nanashi-meiyo-meijin-for-monacoin-mining/ for the latest ccMiner for Nvidia.