HP ProOne 400 G1 21.5 All-In-One i5-4590T 4GB 500GB G5R44UT#ABA [G5R44UT] - $639.00 : Professional Multi Monitor Workstations, Graphics Card Experts
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HP ProOne 400 G1 All-in-One Intel Core i5 4590T (2.0 GHz) 4 GB DDR3 500 GB HDD Windows 7 Professional 64-Bit (available through downgrade rights from Windows 8.1 Pro) - Newegg.com
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HP ProOne 400 G1 All in One Intel Core i3-4590 3.0 GHz, 8 GB Memory 500 GB Hard Drive Windows 10 Pro - Discount Computer Depot
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