可唔可幫我睇下張list

Cooler Master RS460 Real Power Pro 460W 80 Plus 火牛         480.00
GIGABYTE GA-MA770T-UD3P/AM3 AMD 770, DDR-III M/B         730.00
AMD PHENOM II X4 945 HDX945WFGM CPU [AM3] BOX 盒裝 [低電壓]         1,169.00
HIS HD5770 PCI-E 1GB DDR5         1,200.00
WD Caviar Blue 500GB 5000AAKS SATA II/16MB HDD         387.00
Super Talent DDR3 1600 2G Ram CL8 WB160UB2G8 連金色散熱片         380.00
COOLER MASTER CA-RC333KK Elite 333 ATX Case 全黑色         250.00
LG GH-24NS50 24X DVD Writer /SATA/黑色         174.00
       
請問張list 有咩可以改呢~~?
budget 4500