AMD PHENOM ii 920 QUAD CORE
NCXT GUARDIAN  GAMING TOWER
4GB Corsair XMS2
ATI RADEON HD 4850
WINDOWS VISTA 64 BIT

AMD PHENOM ii 920 QUAD CORE
NCXT GUARDIAN  GAMING TOWER
4GB Corsair XMS2
ATI RADEON HD 4870
WINDOWS VISTA 64 BIT

AMD PHENOM ii 940 QUAD CORE
CM HAF 932 Gaming Tower
4GB Corsair XMS2 1066
ATI RADEON HD 4870
WINDOWS VISTA 64 BIT

AMD PHENOM ii 940 QUAD CORE
CM HAF 932 Gaming Tower
4GB Corsair XMS2 1066
ATI RADEON HD 4870 x2
LIQUID COOLING

$1382.64

$1545.18

$1797.18

$2680.44