Asrock B660 Steel legend motherboard


Availability: 1 in stock

SKU: mob1513 Categories , Tags , ,
  • Supports 12th Gen Intel® Core™ Processors (LGA1700)
  • 9 Phase Dr.MOS Power Design
  • Supports DDR4 5000MHz (OC)
  • 1 PCIe 5.0 x16, 1 PCIe 4.0 x16, 2 PCIe 3.0 x1
  • 1 M.2 Key-E for WiFi
  • Realtek ALC897 7.1 CH HD Audio Codec, Nahimic Audio
  • 2 Hyper M.2 (PCIe Gen4 x4)
  • 1 M.2 (PCIe Gen3 x2 & SATA3)
  • Dragon 2.5G LAN

Asrock B660 Steel legend motherboard technical specs

Product NameAsrock B660 Steel legend
Model nameB660 Steel legend
Unique FeatureASRock USB 3.2 Gen2
– ASRock Front Panel Type C USB 3.2
Gen2x2 Header (20 Gb/s)
– ASRock USB 3.2 Gen2
Type-C Port (10 Gb/s)
ASRock Super Alloy
– XXL Aluminum Alloy Heatsink
– Premium Power Choke
– 50A Dr.MOS
– Nichicon 12K Black Caps
(100% Japan made high quality
conductive polymer capacitors)
– Matte Black PCB
– High Density Glass Fabric PCB
– 2oz Copper PCB
2.5G LAN ASRock Steel Slot
ASRock Full Coverage M.2 Heatsink
ASRock Hyper M.2 (PCIe Gen4x4)
ASRock POST Status Checker (PSC)
ASRock Full Spike Protection
(for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop
CPUSupports 12th Gen Intel®
Core™ Processors (LGA1700)
– Digi Power design
– 9 Power Phase design
– Supports Intel® Hybrid Technology
– Supports Intel® Turbo Boost
Max 3.0 Technology
ChipsetIntel® B660
MemoryDual Channel DDR4 Memory Technology
– 4 x DDR4 DIMM Slots
– Supports DDR4 non-ECC, un-buffered
memory up to 5333+(OC)*
– Supports ECC UDIMM memory modules
(operate in non-ECC mode)
– Max. capacity of system memory: 128GB
– Supports Intel® Extreme
Memory Profile (XMP) 2.0
– 15μ Gold Contact in DIMM Slots

*Supports DDR4 3200 natively.

with multilingual GUI support
– ACPI 6.0 Compliant wake up events
– SMBIOS 2.7 Support
– CPU Core/Cache, CPU GT, DRAM,
+1.8V PROC, +0.82V PCH, +1.05V PCH
Voltage Multi-adjustment
Graphics Intel® Xe Graphics Architecture (Gen 12)
– Dual graphics output: support HDMI and
DisplayPort 1.4 ports by independent
display controllers
– Supports HDMI 2.1 TMDS Compatible
with max. resolution up to
4K x 2K (4096×2160) @ 60Hz
– Supports DisplayPort 1.4 with
DSC (compressed) max. resolution up to
8K (7680×4320) @ 60Hz
5K (5120×3200) @ 120Hz
– Supports HDCP 2.3 with HDMI 2.1 TMDS
Compatible and DisplayPort 1.4 Ports

*Intel® UHD Graphics Built-in Visuals and
the VGA outputs can be supported only
with processors which are GPU integrated.

Audio7.1 CH HD Audio
(Realtek ALC897 Audio Codec)
– Supports Surge Protection
– Gold Audio Jacks
– 15μ Gold Audio Connector
– Nahimic Audio
LAN2.5 Gigabit LAN 10/100/1000/2500 Mb/s
– Dragon RTL8125BG
– Supports Dragon 2.5G LAN Software
– Smart Auto Adjust Bandwidth Control
– Visual User Friendly UI
– Visual Network Usage Statistics
– Optimized Default Setting for Game,
Browser, and Streaming Modes
– User Customized Priority Control
– Supports Wake-On-LAN
– Supports Lightning/ESD Protection
– Supports Energy Efficient Ethernet 802.3az
– Supports UEFI PXE
– 1 x PCIe 5.0 x16 Slot (PCIE1)
supports x16 mode*
– 1 x PCIe 4.0 x16 Slot (PCIE3)
supports x2 mode*
– 2 x PCIe 3.0 x1 Slots
(PCIE2 and PCIE4)*
– 1 x M.2 Socket (Key E)
supports type 2230 WiFi/BT PCIe
WiFi module and Intel® CNVi
(Integrated WiFi/BT)

– 15μ Gold Contact in VGA
PCIe Slot (PCIE1)

*Supports NVMe SSD as boot disks

– 1 x Hyper M.2 Socket
(M2_1, Key M), supports type:
2260/2280 PCIe Gen4x4
(64 Gb/s) mode*

– 1 x M.2 Socket
(M2_2, Key M), supports type:
2260/2280 SATA3 6.0 Gb/s &
PCIe Gen3x2 (16 Gb/s) modes*
– 1 x Hyper M.2 Socket
(M2_3, Key M), supports type:
2260/2280/22110 PCIe Gen4x4
(64 Gb/s) modes*
– 4 x SATA3 6.0 Gb/s Connectors**
ASMedia ASM1061:
– 2 x SATA3 6.0 Gb/s Connectors

*Supports Intel® Optane™ Memory
H Series (M2_3 only)
Supports Intel® Volume
Management Device (VMD)
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit

** If M2_2 is occupied by a SATA-type
M.2 device, SATA3_0 will be disabled.

RAID 5 and RAID 10 for
SATA storage devices
Connector1 x SPI TPM Header
1 x Chassis Intrusion and Speaker Header
1 x RGB LED Header*
3 x Addressable LED Headers**
1 x CPU Fan Connector (4-pin)***
1 x CPU/Water Pump Fan Connector
(4-pin) (Smart Fan Speed Control)****
5 x Chassis/Water Pump Fan Connectors
(4-pin) (Smart Fan Speed Control)*****
1 x 24 pin ATX Power Connector
(Hi-Density Power Connector)
1 x 8 pin 12V Power Connector
(Hi-Density Power Connector)
1 x Front Panel Audio Connector
(15μ Gold Audio Connector)
1 x USB 2.0 Header
(Supports 2 USB 2.0 ports)
(Supports ESD Protection)
1 x USB 3.2 Gen1 Header
(Supports 2 USB 3.2 Gen1 ports)
(Supports ESD Protection)
1 x Front Panel Type C USB 3.2
Gen2x2 Header (20 Gb/s)
(Supports ESD Protection)

*Supports in total up to
12V/3A, 36W LED Strip

**Support in total up to
5V/3A, 15W LED Strip

***The CPU Fan Connector supports
the CPU fan of maximum
1A (12W) fan power.

****The CPU/Water Pump Fan
supports the water cooler fan of
maximum 2A (24W) fan power.

*****The Chassis/Water Pump Fan
supports the water cooler fan of
maximum 2A (24W) fan power.
can auto detect if 3-pin or 4-pin
fan is in use.

Rear Panel I/O2 x Antenna Mounting Points
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
1 x DisplayPort 1.4
1 x Optical SPDIF Out Port
1 x USB 3.2 Gen2 Type-C Port
(10 Gb/s) (ReDriver)
(Supports ESD Protection)
4 x USB 3.2 Gen1 Ports
(ASMedia ASM1074 hub)
(Supports ESD Protection)
2 x USB 2.0 Ports
(Supports ESD Protection)
1 x RJ-45 LAN Port with LED
1 x BIOS Flashback Button
HD Audio Jacks:
Rear Speaker / Central / Bass /
Line in / Front Speaker /
Microphone (Gold Audio Jacks)
Software and UEFISoftware
– ASRock Motherboard Utility
– ASRock Polychrome SYNC*
– ASRock EZ Mode
– ASRock Full HD UEFI
– ASRock My Favorites in UEFI
– ASRock Instant Flash
– ASRock Internet Flash
– ASRock Easy RAID Installer

*These utilities can be downloaded
from ASRock Live Update & APP Shop.

Support CDDrivers
AntiVirus Software (Trial Version)
AccessoriesQuick Installation Guide
Support CD
I/O Shield
2 x SATA Data Cables
4 x Screws for M.2 Sockets
1 x Standoff for M.2 Socket
Hardware MonitorFan Tachometer:
CPU, CPU/Water Pump,
Chassis/Water Pump Fans

Quiet Fan (Auto adjust chassis
fan speed by CPU temperature):
CPU, CPU/Water Pump,
Chassis/Water Pump Fans

Fan Multi-Speed Control:
CPU, CPU/Water Pump,
Chassis/Water Pump Fans

CASE OPEN detection

Voltage monitoring:
+0.82V PCH, +12V, +5V, +3.3V

Form FactorATX Form Factor:
12.0-in x 9.6-in, 30.5 cm x 24.4 cm
2oz Copper PCB
OSMicrosoft® Windows® 10 64-bit / 11 64-bit
CertificationsFCC, CE
ErP/EuP ready
(ErP/EuP ready power supply is required)

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Intel B660

Socket type

Max memory support

128 GB

Form factor



3 Years

Read this

All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate., Product specification, functions and appearance may vary by models and differ from country to country., All specifications are subject to change without notice., Product details mentioned above may contain typography or photography errors, please check with us for exact offers.


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