16gb (2 X 8gb) RAM Memory 4 Lenovo ThinkPad X220 4287 4290 4291 Ddr3-1333 for sale online | eBay
Lenovo Thinkpad X250 12.5" Ultrabook Business Laptop Computer, Intel Dual-Core i5-5300U Up to 2.9GHz, 8GB RAM, 256GB SSD, WiFi, Bluetooth, USB 3.0, Windows 10 Professional (Reused) - Walmart.com