Asus Prime B660M-A WIFI D4 Manual de usuario

Motherboard

PRIME

B660M-A WIFI D4

E19950

Revised Edition V2

February 2022

No part of this manual, including the products and software described in it, may be reproduced,

transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any

means, except documentation kept by the purchaser for backup purposes, without the express written

permission of ASUSTeK COMPUTER INC. (“ASUS”).

Product warranty or service will not be extended if: (1) the product is repaired, modied or altered, unless

such repair, modication of alteration is authorized in writing by ASUS; or (2) the serial number of the

product is defaced or missing.

ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS

OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF

MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS

DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL,

INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS,

LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE),

EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY

DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.

SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR

INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE,

AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO

RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS

MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT.

Products and corporate names appearing in this manual may or may not be registered trademarks or

copyrights of their respective companies, and are used only for identication or explanation and to the

owners’ benet, without intent to infringe.

iii

Contents

Safety information...................................................................................................... iv

About this guide.......................................................................................................... v

Package contents....................................................................................................... vi

PRIME B660M-A WIFI D4 specications summary ................................................. vi

Chapter 1 Product Introduction

1.1 Before you proceed...................................................................................... 1-1

1.2 Motherboard overview ................................................................................. 1-1

1.3 Central Processing Unit (CPU).................................................................... 1-8

1.4 System memory.......................................................................................... 1-10

1.5 M.2 installation............................................................................................ 1-12

Chapter 2 BIOS and RAID Support

2.1 Knowing BIOS............................................................................................... 2-1

2.2 BIOS Setup program .................................................................................... 2-2

2.3 ASUS EZ Flash 3........................................................................................... 2-3

2.4 ASUS CrashFree BIOS 3.............................................................................. 2-4

2.5 RAID congurations..................................................................................... 2-5

Appendix

Notices ..................................................................................................................... A-1

Warranty................................................................................................................... A-8

ASUS contact information.................................................................................... A-10

Service and Support ............................................................................................. A-10

Safety information

Electrical safety

• To prevent electrical shock hazard, disconnect the power cable from the electrical outlet

before relocating the system.

• When adding or removing devices to or from the system, ensure that the power cables

for the devices are unplugged before the signal cables are connected. If possible,

disconnect all power cables from the existing system before you add a device.

• Before connecting or removing signal cables from the motherboard, ensure that all power

cables are unplugged.

• Seek professional assistance before using an adapter or extension cord. These devices

could interrupt the grounding circuit.

• Ensure that your power supply is set to the correct voltage in your area. If you are not

sure about the voltage of the electrical outlet you are using, contact your local power

company.

• If the power supply is broken, do not try to x it by yourself. Contact a qualied service

technician or your retailer.

Operation safety

• Before installing the motherboard and adding components, carefully read all the manuals

that came with the package.

• Before using the product, ensure all cables are correctly connected and the power cables

are not damaged. If you detect any damage, contact your dealer immediately.

• To avoid short circuits, keep paper clips, screws, and staples away from connectors,

slots, sockets and circuitry.

• Avoid dust, humidity, and temperature extremes. Do not place the product in any area

where it may be exposed to moisture.

• Place the product on a stable surface.

• If you encounter technical problems with the product, contact a qualied service

technician or your retailer.

• Your motherboard should only be used in environments with ambient temperatures

between 0°C and 40°C.

About this guide

This user guide contains the information you need when installing and conguring the

motherboard.

How this guide is organized

This guide contains the following parts:

• Chapter 1: Product Introduction

This chapter describes the features of the motherboard and the new technology it

supports. It includes descriptions of the switches, jumpers, and connectors on the

motherboard.

• Chapter 2: BIOS and RAID Support

This chapter tells how to boot into the BIOS, upgrade BIOS using the EZ Flash Utility

and support on RAID.

Where to nd more information

Refer to the following sources for additional information and for product and software

updates.

1. ASUS website

The ASUS website provides updated information on ASUS hardware and software

products. Refer to the ASUS contact information.

2. Optional documentation

Your product package may include optional documentation, such as warranty flyers,

that may have been added by your dealer. These documents are not part of the

standard package.

Conventions used in this guide

To ensure that you perform certain tasks properly, take note of the following symbols used

throughout this manual.

CAUTION: Information to prevent damage to the components and injuries to yourself when

trying to complete a task.

IMPORTANT: Instructions that you MUST follow to complete a task.

NOTE: Tips and additional information to help you complete a task.

PRIME B660M-A WIFI D4 specications summary

CPU

Intel®Socket LGA1700 for 12th Gen Intel®Core™, Pentium®Gold and

Celeron®Processors*

Supports Intel®Turbo Boost Technology 2.0 and Intel®Turbo Boost Max

Technology 3.0**

* Refer to www.asus.com for CPU support list.

** Intel®Turbo Boost Max Technology 3.0 support depends on the CPU types.

Chipset Intel®B660 Chipset

Memory

4 x DIMM, Max. 128GB, DDR4 5333(OC)/5066(OC)/5000(OC)/4800(OC)/

4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/

3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133

Non-ECC, Un-buffered Memory*

Dual Channel Memory Architecture

Supports Intel® Extreme Memory Prole (XMP)

OptiMem II

* Actual Memory data rate depends on the CPU types and DRAM modules, for more

information refer to

www.asus.com

for the Memory QVL (Qualied Vendors Lists).

Graphics

1 x DisplayPort**

2 x HDMI®ports***

Graphics specications may vary between CPU types.

Please refer to

www.intel.com

for any updates.

** Support max. 4K@60Hz as specied in DisplayPort 1.4.

*** Support 4K@60Hz as specied in HDMI

2.1.

Expansion Slots

Intel®12th Gen Processors

1 x PCIe 4.0/3.0 x16 slot

Intel®B660 Chipset*

1 x PCIe 3.0 x16 slot (supports x4 mode)

1 x PCIe 3.0 x16 slot (supports x1 mode)

Supports Intel

Optane Memory H Series on PCH-attached PCIe slot.

(continued on the next page)

Package contents

Check your motherboard package for the following items.

Motherboard 1 x PRIME B660M-A WIFI D4 motherboard

Cables 2 x SATA 6Gb/s cables

Miscellaneous

1 x ASUS Wi-Fi moving antennas

1 x I/O Shield

1 x M.2 Rubber Package

1 x M.2 SSD screw package

Installation Media 1 x Support DVD

Documentation 1 x User Guide

If any of the above items is damaged or missing, contact your retailer.

vii

PRIME B660M-A WIFI D4 specications summary

Storage

Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports*

Intel® 12th Gen Processors

M.2_1 slot (Key M), type 2242/2260/2280

- Intel®12th Gen processors support PCIe 4.0 x4 mode

Intel®B660 Chipset**

M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)

4 x SATA 6Gb/s ports

* Intel®Rapid Storage Technology supports SATA RAID 0/1/5/10.

** Intel®Rapid Storage Technology supports Intel®Optane Memory H Series on

PCH attached M.2 slots.

Ethernet 1 x Intel®1Gb Ethernet

Wireless & Bluetooth

Wi-Fi 6

2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)

Supports 2.4/5GHz frequency band

Bluetooth v5.2

USB

Rear USB (Total 6 ports)

2 x USB 3.2 Gen 2 ports (2 x Type-A )

4 x USB 2.0 ports (4 x Type-A)

Front USB (Total 10 ports)

2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports

1 x USB 3.2 Gen 1 connector (supports USB Type-C®)

2 x USB 2.0 headers support additional 4 USB 2.0 ports

1 x USB 2.0 header supports additional 1 USB 2.0 port

Audio

Realtek 7.1 Surround Sound High Denition Audio CODEC*

- Supports: Jack detection, Multi-streaming, Front Panel Jack-retasking

- Supports up to 24-Bit/192kHz playback

Audio Features

- Audio Shielding

- Premium audio capacitors

- Dedicated audio PCB layers

* A chassis with an HD audio module in the front panel is required to support 7.1

Surround Sound audio output.

Back Panel I/O Ports

2 x USB 3.2 Gen 2 ports (2 x Type-A)

4 x USB 2.0 ports (4 x Type-A)

1 x DisplayPort

2 x HDMI®ports

1 x Wi-Fi Module

1 x Intel®1Gb Ethernet port

3 x Audio jacks

1 x PS/2 Keyboard/Mouse combo port

Internal I/O

Connectors

Fan and cooling related

1 x 4-pin CPU Fan header

1 x 4-pin CPU OPT Fan header

2 x 4-pin Chassis Fan headers

(continued on the next page)

viii

PRIME B660M-A WIFI D4 specications summary

Internal I/O

Connectors

Power related

1 x 24-pin Main Power connector

1 x 8-pin +12V Power connector

Storage related

2 x M.2 slots (Key M)

4 x SATA 6Gb/s ports

USB

2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports

1 x USB 3.2 Gen 1 connector (supports USB Type-C®)

2 x USB 2.0 headers support additional 4 USB 2.0 ports

1 x USB 2.0 header supports additional 1 USB 2.0 port

Miscellaneous

3 x Addressable Gen 2 headers

1 x AURA RGB header

1 x Clear CMOS header

1 x COM Port header

1 x Front Panel Audio header (AAFP)

1 x LPT header

1 x S/PDIF Out header

1 x SPI TPM header (14-1pin)

1 x 20-3 pin System Panel header with Chassis intrude function

Special Features

ASUS 5X PROTECTION III

- DIGI+ VRM

- Enhanced DRAM Overcurrent Protection

- ESD Guards

- LANGuard

- Overvoltage Protection

- SafeSlot Core+

- Stainless-Steel Back I/O

ASUS Q-Design

- Q-DIMM

- Q-Slot

ASUS Thermal Solution

- M.2 heatsink

- VRM heatsink design

ASUS EZ DIY

- ProCool

AURA Sync

- AURA RGB header

- Addressable Gen 2 headers

Software Features

ASUS Exclusive Software

Armoury Crate

- AURA Creator

(continued on the next page)

PRIME B660M-A WIFI D4 specications summary

Software Features

- AURA Sync

- Fan Xpert 2+

AI Suite 3

- Performance And Power Saving Utility

TurboV EVO

EPU

DIGI+ VRM

ASUS CPU-Z

Norton Anti-virus software (Free Trial version)

WinRAR

UEFI BIOS

ASUS EZ DIY

- ASUS CrashFree BIOS 3

- ASUS EZ Flash 3

- ASUS UEFI BIOS EZ Mode

BIOS 128Mb Flash ROM, UEFI AMI BIOS

Manageability WOL by PME, PXE

Operating System Windows®11 64-bit

Windows®10 64-bit

Form Factor mATX Form Factor

9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)

Specications are subject to change without notice. Refer to the ASUS website for the

latest specications.

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