2GB RAM Memory for Lenovo ThinkPad T Series T61 ( Type 7665 ) Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-5300 667MHz Upgrade - Walmart.com
2GB RAM Memory for Lenovo ThinkPad T Series T61 (7664RYU) Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-5300 667MHz Upgrade System Specific Memory - Newegg.ca
8GB (2x4GB) MEMORY RAM FOR IBM Lenovo ThinkPad T61, T61p DDR2 A41 | eBay