1GB [1x1GB] Memory RAM Upgrade for the Lenovo 3000 N200 0769 Laptops | eBay
2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Lenovo 3000 Series 3000 N200 0769 (Genuine A-Tech Brand) at Amazon.com
Specs Lenovo 3000 N200 T7300 39.1 cm (15.4") Intel® Core™2 Duo 2 GB DDR2-SDRAM 160 GB NVIDIA® GeForce® Go 7300 Windows Vista Ultimate Notebooks (TY2B4GE)