Dell Alienware X51 Desktop, Intel Core i5-4460, 8 GB Memory, 1 TB Hard Drive*FREE UPGRADE TO WINDOWS 10 - Sam's Club
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Alienware X51 R3 - i7 6700 @ 4.0, 16GB RAM, 1.8TB HDD, NVIDIA GeForce GTX 960 for Sale in Kirkland, WA - OfferUp
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Best Buy: Alienware X51 R2 Desktop Intel Core i7 16GB Memory 1TB Hard Drive + 256GB Solid State Drive Black AX51R217153BK
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CMS 16GB (2X8GB) DDR4 17000 2133MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware® x51 R3 - B107 - Walmart.com
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CMS 32GB (4X8GB) DDR4 17000 2133MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware® X51 R3 - C62 - Walmart.com
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Alienware X51 AX51R2-5724BK Desktop (3.0 GHz Intel Core i5-4430 Processor, 8GB DDR3, 1TB HDD, 32GB SSD, NVIDIA GeForce GTX 645, Windows 8) Black - Walmart.com
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