KINGSTON value ram kvr133x64c3/512 512mb pc133 133mhz cl3 168-pin sdram dimm

CORSAIR TWIN2X2048-6400C5DHX 2gb kit (1gb x 2) pc26400 800mhz matched pair 5-5-5-18 240-pin ddr2 dimm ($30 Mail-In Manufacturer Rebate Available from 12/1/08 till 12/15/08)

KINGSTON value ram kvr667d2n5k2/2g 2gb kit (1gb x 2) match pair pc25300 667mhz cl5 240-pin ddr2 dimm

CORSAIR TWIN2X2048-6400 2gb kit (1gb x 2) pc26400 800mhz matched pair 5-5-5-12 240-pin ddr2 dimm ($13 Mail-In Manufacturer Rebate Available from 12/1/08 till 12/15/08)