DDR2 Memory Module, 4GB Large Capacity 800MHz Fast Data Transmission DDR2 240 Pin DDR2, High Anti Interference and Anti Static Properties for AMD at Amazon.com
F2-6400CL5D-4GBSQ - G.SKILL International Enterprise Co., Ltd.
G.SKILL 4GB (2 x 2GB) 240-Pin SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory Model F2-6400CL5D-4GBPQ at Amazon.com