I have a Lenovo Thinkpad T420 Core i5 2520M. What is the maximum memory I can have - 8 GB or 16 GB? - Quora
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Lenovo ThinkPad T420 14" LED Notebook Intel Dual Core i7-2640M 2.80GHz 8 GB DDR3 RAM 500 GB HD DVD-RW WiFi Bluetooth Webcam Windows 7 Professional 64-bit
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Amazon.com: Lenovo ThinkPad T420 14" 1366x768 Laptop PC, Intel Core i5-2520M 2.5GHz, 4GB DDR3 RAM, 320GB HDD, Win-7 Pro x64 : Electronics
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Refurbished: Lenovo Thinkpad T420 Intel i5 Dual Core 2500MHz 500Gig Serial ATA 8192mb DVD-RW 14.0" WideScreen LCD Windows 10 Professional 64 Bit Laptop Notebook - Newegg.com
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Refurbished: Lenovo T420 Notebook Computer, Intel Core i5 2520M 2.5Ghz, 8GB RAM, 240GB SSD, Webcam, DVDRW, Windows 10 - Newegg.com
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Amazon.com: Lenovo ThinkPad T420 14" LED Notebook Intel Dual Core i7-2640M 2.80GHz 8 GB DDR3 RAM 1 TB HD DVD-RW WiFi Bluetooth Webcam Windows 7 Professional 64-bit : Electronics
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Used Lenovo Thinkpad in Black T420 HD 14" Intel Core i5 2520M (2.5GHz-3.2GHz) 4GB Memory 320GB Hard Drive Webcam Bluetooth DVD-RW Windows 10 Professional Laptop - Walmart.com
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Lenovo ThinkPad T420 14.0" Black Used Laptop - Intel Core i5 2520M 2nd Gen 2.5 GHz 4GB SODIMM DDR3 SATA 2.5" 500GB HDD DVD-Combo Windows 10 Home 64-Bit - Walmart.com
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