黑金刚 1GB DDR2 800                                     350
AMD Athlon64 X2 4400+ AM2 65纳米-盒                     800
悍马HA02-GT                                             630
航嘉 冷静王钻石版2.2(300w)                              230
蓝宝石 X1950GT黄金版                                   1000
这个方案好吗?降价空间大概多少?