Here is my system information scan from Crucial.com, each memory slot can hold DDR2 PC2-4200,DDR2 PC2-5300 with a maximum of 2GB per slot.
PNY - Optima 2GB PC5300 DDR2 SoDIMM Notebook Memory Kit on sale for 55 on bestbuy.com.
Kingston 1GB DDR2 PC2-5300 SODIMM Laptop Memory on sale after rebates for 15 on circuit city.com
PNY 1GB PC2-5300 200pin DDR2 SODIMM Notebook Memory Module on sale for 28 on Compusa.com
PNY 2GB(2x1GB) PC2-5300 667MHz DDR2 SODIMM Memory Kit on sale for 50 on compusa.com
Crucial 2GB (2x1GB) 200-Pin PC2 5300 667Mhz SODIMM DDR2 RAM on sale for 53.75 on amazon.com
Kingston ValueRAM memory - 2 GB - DIMM 240-pin - DDR II ( KVR533D2N4/2G) on sale for 53.38 on amazon.com
EDGE 1GB PC2-5300 667MHz 200-pin SoDIMM DDR2 Notebook Memory - O1200-204877-PE on sale for 30 on buy.com
Crucial 1GB PC2-5300 667MHz 200-pin DDR2 SODIMM Laptop Memory on sale for 23 on buy.com
kingston is the best memory and circuity city is the best buy right now.
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