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ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)
ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)

ASRock B660M Steel Legend Motherboard micro ATX -(90-MXBH30-A0UAYZ) (90MXBH30A0UAYZ)

ASRock B660M Steel Legend - Motherboard - micro ATX - LGA1700 Socket - B660 Chipset - USB 3.2 Gen 1, USB-C Gen 2x2 - 2.5 Gigabit LAN - onboard graphics (CPU required) - HD Audio (8-channel)

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Category (Mainboards)
PC Components
Motherboards
OEM
90-MXBH30-A0UAYZ
EAN
4710483936999
SKU
141734 (141734)
Manufacturer
ASRock
Type
Motherboard
Line
ASRock Steel Legend
Customs tariff number
84733020
UNSPSC
43201513
eClass
19-03-03-03
eClass V7
19-05-08-90
CPU socket type
Intel Sockel 1700 (Core i)
Form factor
Micro/Mini/Flex-ATX
HDD bus standard
SATA
Other features
UEFI

Steel Legend represents the philosophical state of rock-solid durability and irresistible aesthetics. Built around most demanding specs and features, the Steel Legend series aims at daily users and mainstream enthusiasts! Providing a strong array of materials/components to ensure a stable and reliable performance.

  • Dr.MOS
    Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs, it intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.
  • 9 power phase design
    Featuring sturdy components and completely smooth power delivery to the CPU, offering enhanced performance for gamers. Featuring sturdy components and completely smooth power delivery to the CPU, offering enhanced performance for gamers.
  • 6 layer PCB
    The 6 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus, it's able to support the latest memory modules with most extreme memory performance!
  • PCIe 5.0 + Surface-Mount Tech
    Compares to conventional DIP style PCIe slot, the SMT type PCIe slot improves signal flow and maximize stability under high speed, a key breakthrough to fully support the lighting speed of the latest PCIe 5.0 standard. The latest PCI Express 5.0 is capable to perform a breathtaking bandwidth of 128GBps, ready to unleash the full potential of future high end graphic cards.
  • Nahimic Audio
    Whether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analog output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.
  • Polychrome RGB
    In addition to the built-in RGB illumination, it also features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.
  • High Speed M.2 Solution
    This motherboard is capable of accommodating multiple M.2 storage devices, one of which can support PCI Express 4.0 M.2 SSD, it is capable of performing twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.
  • Dragon 2.5 Gb/s LAN
    The intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking, content creators, online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet, you'll enjoy the faster and uncompromised connectivity experience for gaming, file transfers and backups.
  • Front USB 3.2 Gen2x2 Type-C
    The latest USB 3.2 Gen2x2 Type-C delivers up to 20 Gbps data transfer rate which is 2x as fast as previous generation, providing a blazing fast data transfer interface with reversible USB Type-C design that fits the connector either way.
  • BIOS Flashback
    Get the most convenient BIOS flashing with just a simple click. Users can easily achieve the latest BIOS support with a USB and power supply, No CPU, RAM or other components required.
  • M.2 (Key E) for WiFi
    Besides the onboard LAN port, users may also choose 802.11ac wireless connections by M.2 (Key E) slot.

General
Product Type
Motherboard - micro ATX
Chipset Type
Intel B660
Processor Socket
LGA1700 Socket
Max Processors Qty
1
Compatible Processors
(supports 12th Generation Intel Core)
Supported RAM
Max Size
128 GB
Technology
DDR4
Bus Clock
5000 MHz (O.C.)
Supported RAM Integrity Check
Non-ECC, ECC (operate in non-ECC mode)
Registered or Buffered
Unbuffered
Features
Dual channel memory architecture, Intel Extreme Memory Profiles (XMP) 2.0, supported ECC modules operate in non-ECC mode
Audio
Type
HD Audio (8-channel)
Audio Codec
Realtek ALC897
Compliant Standards
High Definition Audio
LAN
Network Controller
Dragon RTL8125BG
Network Interfaces
2.5 Gigabit Ethernet
Expansion / Connectivity
Expansion Slots
1 x CPU ¦ 4 x DIMM 288-pin ¦ 1 x PCIe 5.0 x16 ¦ 2 x PCIe 3.0 x1 ¦ 1 x M.2 socket (Key E)
Storage Interfaces
SATA-600 -connectors: 4 x 7pin Serial ATA - RAID 0 / RAID 1 / RAID 10 / RAID 5 ¦ ASMedia ASM1061: SATA-600 -connectors: 2 x 7pin Serial ATA - RAID 0 / RAID 1 / RAID 10 / RAID 5 ¦ SATA-600 / PCIe 3.0 -connectors: 1 x M.2 ¦ PCIe 4.0 -connectors: 1 x M.2
Interfaces
1 x TOSLINK ¦ 1 x audio line-in - mini-jack ¦ 1 x audio line-out - mini-jack ¦ 1 x microphone - mini-jack ¦ 1 x audio line-out (center/subwoofer) - mini-jack ¦ 1 x PS/2 keyboard / mouse ¦ 1 x HDMI ¦ 1 x LAN (Gigabit Ethernet) ¦ 1 x DisplayPort ¦ 1 x audio line-out (rear) - mini-jack ¦ 4 x USB 3.2 Gen 1 ¦ 2 x USB 2.0
Internal Interfaces
2 x USB 3.2 Gen 1 - header ¦ 1 x audio - header ¦ 4 x USB 2.0 - header ¦ 1 x USB-C Gen 2x2 - header
Power Connectors
24-pin main power connector, 8-pin ATX12V connector
Features
BIOS Type
AMI
BIOS Features
Multilingual BIOS, UEFI BIOS, SMBIOS 2.7 support, ACPI 6.0 support
Hardware Monitoring
CPU core temperature, chassis temperature, CPU fan tachometer, chassis fan tachometer, system voltage, CPU core voltage, opened case detection
Sleep / Wake Up
Wake on LAN (WOL)
Hardware Features
ASRock Instant Flash, 15µ Gold Contact, ASRock Internet Flash, Digi Power Design, ESD Protection, Energy Efficient Ethernet 802.3az, Preboot eXecution Environment (PXE), ASRock Full Spike Protection, ASRock APP Shop, ASRock Super Alloy, High Density Glass Fabric PCB, ASRock Full HD UEFI, ASRock My Favorites in UEFI, ASRock Easy RAID Installer, Dr.MOS MOSFET, Nahimic Audio Enhacer, ASRock Live Update, ASRock EZ Mode, Intel Optane Memory Ready, Premium Memory Alloy Choke, Nichicon 12K Black Caps, Matte Black PCB, ASRock Steel Slots, Premium Power Choke, 9 Phase Power Design, 2oz Copper PCB, Intel Turbo Boost Max Technology 3.0, ASRock POST Status Checker (PSC), ASRock Full Coverage M.2 Heatsink, ASRock Hyper M.2, ASRock USB 3.2 Gen2, Intel Hybrid Technology
Miscellaneous
Included Accessories
I/O back plate, 3 x M.2 screws, standoff for M.2 socket
Cables Included
2 x Serial ATA cable
Software Included
Drivers & Utilities, ASRock A-Tuning, Antivirus (Trial version), ASRock Polychrome SYNC
Compliant Standards
FCC, EuP Ready, ErP Ready
Width
24.4 cm
Depth
24.4 cm

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