mid end PCIE graphic cards all are 2 slots and 2 way GRAID max (GRAID is Parallax SLI/CF) PL and PM are 21cm long and have a 6pin extra power connector while PH is 24cm long and have a 8pin PL is 1GB GDDR5 256bit for 120€ PM is 1.3GB GDDR5 384bit for 160€ PH is 1.7GB GDDR5 384bit for 210€