我想砌部新電腦呀~但係我唔知點砌好,請大家幫幫忙呀~

唔該大家幫幫忙~我部電腦壞左,急買電腦



[CPU] Intel Core 2 Duo E8400 (3GHz) CPU/6M BOX $1300
Intel Intel Core 2 Duo E8500(3.16GHz) $1465

[主機板] GIGABYTE GA-EP43-DS3L P43 M/B $900
MSI P45 NEO-F P45 M/B $915
GIGABYTE 技嘉 EP45-DS3L (P45) $900

[顯示卡] Colamax 4850 GDDR3 512MB HDMI/ $1190
XFX GF9800GT 512M DDR3/ $1590
(會打online game同埋想要埋高清)

[記憶體] A-DATA DDR-2 800MHz 2G Ram $236
A-DATA DDR-2 800MHz 2G*2 Gaming Edition(dual) $600
(2gb同4gb會有好大分別嗎2gb夠用嗎?)

[硬碟機] Hitachi 320GB SATA II 3.0Gb 16MB $390
Seagate 320GB 16MB/SATA2 $420
Seagate Barracuda 320GB SATA II/16MB $725
(barracuda有咩分別?我想要320gb)

[光碟機] ASUS 20X SATA DVD 燒錄機
LG 20X SATA DVD 燒錄機
Pioneer DVR-116BK 20X SPM DVD Writer 黑色/盒裝 $220

[電源] 牛魔王 420W/ $465
Cooler Master 550w/ $400
SEVENTEAM ST-450PAM 450W 80Plus 火牛 $420