Acer H81h3-am V1.0 Manual ^new^ -

: You can upgrade to a maximum of 16GB (2 x 8GB) of DDR3 memory. The chipset natively supports speeds up to 1600MHz. Note that this board does not support newer DDR4 memory.

2x DDR3 DIMM slots (Supports up to 16GB dual-channel RAM). Expansion: 1x PCIe x16 (for GPUs) and 1x PCIe x1 slot. Storage: 2x SATA III (6Gb/s) and 2x SATA II ports. 🔌 Connectivity & Ports Acer H81h3-am V1.0 Manual

| Menu | Options | |------|---------| | | Displays CPU, RAM, BIOS version. No changes allowed. | | Main | System time, language, SATA mode (AHCI/IDE – default is AHCI). | | Advanced | USB configuration, Onboard devices (enable/disable LAN, audio). | | Boot | Boot priority, Secure Boot, CSM (Compatibility Support Module). | | Power | Wake on LAN, AC power loss behavior. | | Exit | Save changes, discard, load defaults (F9). | : You can upgrade to a maximum of

Since the official manual diagram is hard to find, here is a verified description of the board’s layout. When looking at the board with the I/O ports facing left: 2x DDR3 DIMM slots (Supports up to 16GB dual-channel RAM)