Prime B660M-A AC D4 - Motherboard ASUS - Free user manual and instructions
Find the device manual for free Prime B660M-A AC D4 ASUS in PDF.
Pick your language and provide your email: we'll send you a specifically translated version.
| Product Type | Motherboard |
| Brand | ASUS |
| Model | Prime B660M-A AC D4 |
| Form Factor | Micro-ATX |
| Socket | LGA1700 |
| Chipset | Intel B660 |
| Memory | 4x DDR4 DIMM, max 128GB, up to 5333 MHz (OC) |
| Expansion Slots | 1x PCIe 4.0 x16, 2x PCIe 3.0 x16, 2x PCIe 3.0 x1 |
| Storage | 2x M.2 (1x PCIe 4.0 x4, 1x PCIe 3.0 x4), 4x SATA 6Gb/s |
| Networking | Wi-Fi 5 AC 802.11ac, Realtek 2.5Gb Ethernet |
| Audio | Realtek ALC897, 7.1-channel |
| USB Ports (Rear) | 2x USB 3.2 Gen2, 4x USB 3.2 Gen1, 2x USB 2.0 |
| Display Outputs | HDMI 2.1, DisplayPort 1.4, VGA |
| Dimensions | 24.4 cm x 24.4 cm (9.6" x 9.6") |
| Weight | Approx. 0.8 kg (1.76 lbs) |
| Power Connectors | 24-pin ATX, 8-pin EPS |
| Key Features | ASUS OptiMemII, PCIe 4.0, 5X Protection III, AI Cooling |
| Maintenance | Keep vents clean; use compressed air for dust removal |
| Safety | Standard ESD precautions; avoid moisture during installation |
| Spare Parts | I/O shield, M.2 screws, SATA cables (2 included) |
Frequently Asked Questions - Prime B660M-A AC D4 ASUS
What type of RAM does the Prime B660M-A AC D4 support?
It supports DDR4 memory up to 5333 MHz (overclocked) with a maximum capacity of 128 GB across four DIMM slots.
Which CPUs are compatible with this motherboard?
The LGA1700 socket supports Intel 12th and 13th Gen Core processors (Alder Lake and Raptor Lake).
Does the motherboard include Wi-Fi?
Yes, it has an integrated Wi-Fi 5 AC module (802.11ac) with two antenna connectors.
How do I update the BIOS?
Use the EZ Flash 3 utility in the BIOS setup or the USB BIOS FlashBack feature (if supported) to update without a CPU.
Can I install two M.2 SSDs?
Yes, it has two M.2 slots: one PCIe 4.0 x4 (top) and one PCIe 3.0 x4 (bottom).
What power supply do I need?
A standard ATX power supply with a 24-pin main connector and an 8-pin EPS CPU connector is required.
Does it support dual graphics cards?
It has one PCIe 4.0 x16 and two PCIe 3.0 x16 slots, but only the first slot runs at full x16. The others are x4 or x1, suitable for non-GPU cards.
Can I overclock on this motherboard?
Yes, it supports memory overclocking via XMP and CPU overclocking if paired with a K-series unlocked Intel processor.
What audio chipset is used?
It features the Realtek ALC897 codec delivering 7.1-channel HD audio.
My PC won't boot. What should I check?
Verify all power connections, ensure RAM is firmly seated, check the CPU power cable, and clear CMOS using the jumper or battery removal.
User questions about Prime B660M-A AC D4 ASUS
0 question about this device. Answer the ones you know or ask your own.
Ask a new question about this device
No questions yet. Be the first to ask one.
Download the instructions for your Motherboard in PDF format for free! Find your manual Prime B660M-A AC D4 - ASUS and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. Prime B660M-A AC D4 by ASUS.