4 GB ddr3_sdram

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Processor: Intel Quad-Core i7-3770 3.4GHz (Turbo up to 3.9GHz) 8MB Cache; USB Wifi Adapter included for wireless connection
Memory: 8GB (4 slots, supports up to 16GB), 2TB 7200 rpm Hard Drive + 120GB SSD, Intel HD Graphics;

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This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com
HP 600G1 Intel I5 Quad-Core 3.2 GHz Processor