Hello, i have intel core i5 3450, biostar hi fi h61 s3, 8gb ddr3 ram, 1tb hitachi 7200rpm hdd, dvd rw drive, 3 fans, and iball baby 315 cabinet with power supply 250 watts. I am going to buy a graphics card - galaxy gt 630 1gb gddr5. So is possible to run pc at this configuration?