Bon vu ton budget je te propose :
G.Skill Kit Extreme3 2 x 1 Go PC12800 HZ
http://www.materiel.net/ctl/PC_de_bureau2/32388-Kit_Extreme3_2_x_1_Go_PC12800_HZ.html
Gigabyte GA-P35T-DQ6
http://www.materiel.net/ctl/Socket_775/31217-GA_P35T_DQ6.html
Intel® Core™ 2 Quad Q6600
http://www.materiel.net/ctl/Socket_7751/26905-Core_2_Quad_Q6600.html
Asus EN8800ULTRA/G/HTDP/768M
http://www.materiel.net/ctl/Cartes_graphiques/29038-EN8800ULTRA_G_HTDP_768M.html
Seasonic S12-550 Energy+
http://www.materiel.net/ctl/Alimentations/24019-S12_550_Energy_.html
Antec P182 (noir)
http://www.materiel.net/ctl/Boitiers/29064-P182_noir_.html
Creative Sound Blaster X-Fi Xtreme Gamer
http://www.materiel.net/ctl/Cartes_son1/31492-Sound_Blaster_X_Fi_Xtreme_Gamer.html
Avec ca tu devrais tenir longtemps 