帮帮手！差只牛 ~$300

差只火牛，求推介 大概$300左右
AMD Trinity Quad-Core Athlon X4 740 3200GHz APU Processor [Socket FM2]


MSI 微星 A78M-E35 AMD A78,DDR3,Socket FM2+,USB3.0,SATA3 6Gb/s,M.ATX M/B


TEAM Elite DDR3 1600MHz 4GB Ram TED34G1600C1101


Toshiba DT01ACA050 500GB SATA3 6Gb/s /32MB HDD


Sapphire蓝宝石 R9 270 2GB GDDR5 Dual-X DVI/HDMI/DP w/BOOST&OC


COOLER MASTER RC-343


Asus DRW 24D3ST

R9 270 要 450W火牛，点都要4百几！

AcBel PCA008 i-Power 85H 450W 80Plus Bronze 火牛 HK$ 420

ANTEC NE450C-BR NeoEco 450W 80Plus Bronze 火牛 HK$ 440

FSP FSP-RA-450S RAIDER SILVER 450W 80Plus Silver 火牛 HK$ 449

300蚊牛有呀
GTR POTR500 500W 12CM ATX 火牛 (黄色盒) HK$ 255

要爆炸紧系要用跑车牛

ANTEC NE400C-BR NeoEco 400W 80Plus Bronze 火牛 $368