KINGSTON value ram kvr667d2n5/512 512mb pc25300 667mhz cl5 240-pin ddr2 dimm
Generic 4gb pc2-5300 667mhz ecc fully buffer 240-pin ddr2 fbdimm
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)
PATRIOT PVS34G1600LLK 4gb kit (2gb x 2) 1600mhz 7-7-7-18 240-pin ddr3 dimm w/heat spreader ($30 Mail-In Manufacturer Rebate Available from 12/1/08 till 12/31/08)