先po出我的3年前產品規格
QuadCore AMD Athlon II X4 651, 3000 MHz (30 x 100)
MSI A75MA-G55 (MS-7696) (1 PCI, 1 PCI-E x1, 2 PCI-E x16, 4 DDR3 DIMM, Audio, Video, Gigabit LAN)
8181 MB (DDR3-1333 DDR3 SDRAM)
WDC WD5000AAKS-00V1A0 ATA Device (500 GB, 7200 RPM, SATA-II)
ATI Radeon HD 5670 (512 MB)

這樣的power 足夠負荷我要買的r9-270嗎? 還是買750ti就好?