http://www.bestbuy.com/site/olspage.jsp?skuId=8115915&type=product&id=1158318674532 Sony VAIO Notebook with Intel® Centrino® Duo Mobile Technology - White Intel® Core(TM)2 Duo Mobile @ 1.83ghz 2GB PC2-4200 DDR2 160GB Hardrive Intel® Graphics Media Accelerator 950 DVD BURNER WIRELESS Etc... Is this worth $1,119?
Yes. Patriot 1GB 200-Pin DDR2 SO-DIMM DDR2 667 (PC2 5300) Notebook Memory - $89.99 Core 2 Duo processors benefit from a performance boost when the memory is running synchronous with the FSB. Laptop BIOS generally do not have many options so you may achieve superior performance buy purchasing DDR2 533 memory which would force all modules to run at 533MHz. (AFAIK)