HP ProDesk 400 G1 Desktop PC - Intel Core i5-4590 3.30GHz, 4GB DDR3 Memory, 500GB HDD, DVDRW, Windows 7/8.1 Pro 64-bit - J6D32UT#ABA at TigerDirect.com
718414-001 HP System Board (Motherboard) for ProDesk 400 G1 SFF (Refur
HP Prodesk 400 G1 SFF Desktop - Intel Core i3-4130 3.4GHz, 8GB RAM, 1T – System Liquidation
Best Buy: HP ProDesk 400 G1 Desktop Intel Core i3 8GB Ram 500GB HDD Win 10 Pro Refurbished 400G1.i3.8.500.Pro.SFF