Lenovo ThinkPad X61 Tablet (7767) - full specs, details and review
Lenovo IBM ThinkPad X61s Core 2 Duo T8100 8GB RAM 100GB (7200rpm) HDD Win7 64bit | eBay
2GB Memory RAM Upgrade for the Lenovo Thinkpad R61 Series, T60 Series, T61 Series, X60 Series and X61 Series Laptops (DDR2-667, PC2-5300, SODIMM) at Amazon.com