HP MS-7860 ver 1.2 is a proprietary motherboard commonly found in HP ProDesk 400 G1
1 x PCI Express (x16) slot; 3 x PCI Express (x1) slots Audio: Realtek ALC221 High Definition Audio Codec Networking: Realtek RTL8151GH-CG 10/100/1000 Gigabit LAN Storage: 2 x SATA III (6Gb/s), 2 x SATA II (3Gb/s) ports. 2. HP MS-7860 Ver 1.2 Front Panel Header (Pinout) hp ms7860 ver 12 motherboard manual new
The Ver 12 manual specifically lists support for CPUs originally not documented for the base H87 chipset. According to the latest revision of the HP Envy 700 Guide : HP MS-7860 ver 1
🗺️ Motherboard Component Layout & Header Identification According to the latest revision of the HP
Realtek drivers are necessary for proper Ethernet and sound functionality.
Once you have the SPN, go to or use the HP Support Assistant for the original chassis model.