[急] 舊電腦升級, 求大神幫評論一下這兩張升級計劃清單

現役中的零件如下:
(需升級) Intel Core™2 Quad Processor Q9550
(需升級) Magic-Pro MP-X3-D3 (Intel P43 + ICH10)
(需升級) ADATA DDR3-1333MHz 2GB x2
(需升級) SAPPHIRE R7-250X 1GB GDDR5

(可保留) WD Black WD1003FZEX 1TB SATA3/64MB x2
(可保留) GTR F650 650W
(可保留) Blu-Ray ROM
(可保留) Cooler Master Elite 431
(可保留) DeepCool CPU 風冷散熱(型號不詳,朋友幫我選的,外型酷似http://www.deepcool.com/cn/product/cooler/cpu/2014-10/128_1373.shtml,熱導管一樣4條,但我目前這款是銀色)

Plan A:
Intel Core i5-4690K Haswell Refresh (3.5GHz, 6M Cache, LGA1150, 22nm, Overclock unlock)
AsRock H97 Performance DDR3, LGA 1150, Intel GbE Lan, HDMI, USB3.0, SATA3 6Gb/s
Corsair Vengeance CMZ8GX3M2A1600C9 DDR3 1600MHz 8GB Kit (2x4GB)
XFX R9-280X-TDBD 3GB GDDR5 DVI+HDMI+MiniDPx2

Plan B:
Intel Core i7-4790K Haswell Refresh (4.0GHz, 8M Cache, LGA 1150, 22nm, Overclock unlock)
AsRock H97 Performance DDR3, LGA 1150, Intel GbE Lan, HDMI, USB3.0, SATA3 6Gb/s
Corsair Vengeance CMZ8GX3M2A1600C9 DDR3 1600MHz 8GB Kit (2x4GB)
XFX R9-280X-TDBD 3GB GDDR5 DVI+HDMI+MiniDPx2