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OCZ OCZ3P20004GK 4gb kit (2gb x 2) 2000mhz 9-9-9-28 240-pin ddr3 dimm w/heat spreader ($20 Mail-In Manufacturer Rebate Available from 12/1/08 till 12/16/08)
CORSAIR TWIN2X4096-8500C5DF 4gb kit (2gb x 2) pc28500 1066mhz matched pair 5-5-5-15 240-pin ddr2 dimm ($40 Mail-In Manufacturer Rebate Available from 12/1/08 till 12/15/08)
CRUCIAL CT3KIT12864BA1339 3gb kit (1gb x 3) match pair pc10600 1333mhz cl9 240-pin ddr3 dimm
Generic 1gb pc2-5300 667mhz ecc fully buffer 240-pin ddr2 fbdimm