Amazon.com: HP ProDesk 600 G1 Small Form Factor (SFF) Business Desktop Computer, Intel Pentium G3420 Processor 3.2GHz, 8GB RAM, 500GB HDD, DVD, USB 3.0, Windows 10 Professional (Renewed) : Electronics
HP Desktop Computer G400 G1 Intel Pentium 3.0GHz 8GB 1TB Windows 10 Pr – RefurbTek
Amazon.com: HP Business Desktop ProDesk 400 G6 Desktop Computer - Intel Pentium Gold G5420 3.80 GHz - 4 GB RAM DDR4 SDRAM - 500 GB HDD - Small Form Factor : Electronics
HP ProDesk 400 G4 SFF Desktop Pentium G4400 3.3GHz 8GB 1TB SATA Win 10 PRO – Garland Computers
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HP Desktop Computer G400 G1 Intel Pentium 3.0GHz 8GB 1TB Windows 10 Pr – RefurbTek
HP ProDesk 400 G1 SFF PC w/ Intel Pentium 3.20GHz 4GB RAM 250GB HDD | eBay
HP PRODESK 400 G1 MT, INTEL PENTIUM G3220 @ 3GHZ, 4GB, NO HARD DRIVE NO OS * | eBay