The H81H3-AM is built on the Intel H81 chipset, designed for efficiency and stability. LGA 1150
A: 1920x1080 @ 60Hz (HDMI 1.4). For 4K, use a discrete GPU.
Note: If your power supply features an 8-pin (4+4) CPU cable, split it in half and insert only one of the 4-pin blocks into the motherboard. Acer H81h3-am V1.0 Manual
Always populate the slots starting with the slot closest to the CPU if using a single module. 🚀 Compatible Upgrades
Connect the HDD LED cable. Pin 1 is Positive ( ), and Pin 3 is Negative ( −negative ). If it doesn't light up, flip the connector orientation. The H81H3-AM is built on the Intel H81
Lower the CPU straight down into the socket without sliding it. Close the bracket and lock the lever under the plastic tab.
| Feature | Details | |---------|---------| | | Micro-ATX | | CPU socket | LGA 1150 | | Chipset | Intel H81 | | Supported CPUs | Intel 4th gen (Haswell) Core i7/i5/i3, Pentium, Celeron | | RAM | 2 x DDR3 DIMM slots, max 16GB, 1333/1600 MHz, dual channel | | Expansion slots | 1 x PCIe x16 (3.0), 1 x PCIe x1, 1 x PCI (legacy) | | Storage | 2 x SATA 3 (6Gb/s), 2 x SATA 2 (3Gb/s) | | Rear I/O | 4 x USB 3.0, 2 x USB 2.0, PS/2 (keyboard/mouse), VGA, HDMI, LAN (Realtek GbE), audio jacks (3) | | Internal headers | USB 2.0 (2 headers), COM port header, front panel audio, 4-pin CPU fan, 3-pin system fan | | BIOS | AMI UEFI (Acer-specific GUI) | Note: If your power supply features an 8-pin
Gently place the CPU into the socket—it should fit easily. Lower the lever and lock it under the tab. Installing Memory (DDR3) Push down the tabs on both ends of the memory slots.
Press firmly straight down until both side clips snap into place automatically. 3. Power Connections
The board features four SATA ports located near the bottom-right corner: