About 2500 yuan, what computer should I buy?

With Monitor 1 Configuration Brand Model Unit Price CPU Intel Pentium E 2160 (Case) 450 Motherboard Colorful X5 570 Memory ADATA 1GB DDR2 800 135 (Kingston fakes, not recommended) HDD Seagate 160G 8M(Serial Port 5 Years Box) 355 Graphics Ӣ 8600GT 580Ԫ Ƶ TS-H353B 140 Ƶ 100Ԫ 100 Power Supply ATX-300SEP(A) 148 Total amount:2480 Yuan 2 Configuration Brand Model Unit Price CPU AMD Athlon64 X2 5000+ AM2(65nm Box) 560 Motherboard Onda A78GT 599Ԫ Memory ADATA VDATA 1GB DDR2 667 125 HDD Seagate 160G 8M(Serial Port 5 Years Box) 355 Graphics Onda HD3650 Shenge 480 Optical Drive Samsung TS-H353B 140 Chassis Foxconn Feihu 140 120 Power Supply Huntkey BS-3500(Edition) 160 Total amount:2539 Yuan 3 Excludes monitor C P U AMD Athlon64 X2 5000+ AM2(65nm Black Edition 488 Heatsink OC3 Golden Ant III 70 Motherboard Onda A770S 475 Graphics Card Sapphire HD3650**Edition 399 Memory ADATA VDATA 1GB DDR2 667 (Wan Zi Qianhong) 135 HDD Hitachi 160G 7200 rpm 8M (Serial Port 3 Years Box) 285 Network Card Onboard Network Card - Optical Drive Gigabyte***-ROM 135 Speaker User Configurable - Case New Front Xindong 2037 168 Power Great Wall 350w 140 Mouse Colorful Optical Keyboard and Mouse Set 65 Keyboard Ditto - 2360 in total

It's so good to assemble Motherboard: Jabra Hummer HA03- 599 Graphics: 9600GSO 499 CPU:

AMD Athlon 64 4600 x2 335 RAM: Kingston 2G DDR2 115 HDD: Western Digital 640GB 430 Chassis:

Foxconn Ultrafox TS 120 Power Supply: Huntkey Multi-Core DH6 380