it has enough watts yes.
but 23A is horrible for +12v.
even this $10 (after rebates) psu has more than 23a.
http://www.newegg.com/Product/Product.aspx?Item=N82E16817159043
no. The ocz has 18a on a single +12v rail. 4 rails = 4 x 18A = 72A
Sorry, it doesn't work that way.
All of the PSU's I listed are more than powerful enough for what he is running.