Mazacoin is a SHA-256 coin. SHA-256 hasn't been profitable to mine with GPU's for years. You need an ASIC miner to mine SHA-256 coins. Even if you were able to get 1 GH/s you would lose money trying to mine it with GPU's after power costs.
https://www.coinwarz.com/calculators/mazacoin-mining-calculator/?h=1&p=50&pc=0.10&pf=0.00&d=5844708.37750773&r=1000.00000000&er=0.00000004&btcer=10948.90000000&hc=0.00
https://www.coinwarz.com/calculators/mazacoin-mining-calculator/?h=1&p=50&pc=0.10&pf=0.00&d=5844708.37750773&r=1000.00000000&er=0.00000004&btcer=10948.90000000&hc=0.00
Better just mine Scrypt kind of coin? I am mining Nyancoin which is Scrypt, but still around 260 hashrate only.