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Microsoft Surface Pro 4 12.3" Tablet 256GB WiFi Core™ i7-6650U 2.2GHz, Silver (Certified Refurbished) - Walmart.com
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Performance - Microsoft Surface Pro 4 review: A brilliant mix of looks, performance and portability | The Economic Times
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Improve Surface Pro 4 SSD random IO performance by up to 30% on read and 40% on write by using Samsung NVMe drivers. This might work on Surface Book too. : r/Surface
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