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ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail
ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail

ASRock Motherboard B660 STEEL LEGEND B660 LGA1700 Max128GB DDR4 ATX Retail

$169.49
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B660 STEEL LEGEND
Unique Feature
ASRock 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 and APP Shop
CPU
- Supports 12th Gen Intel CoreTM Processors (LGA1700)
- Digi Power design
- 9 Power Phase design
- Supports Intel Hybrid Technology
- Supports Intel Turbo Boost Max 3.0 Technology
Chipset
- Intel B660
Memory
- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Supports DDR4 non-ECC, un-buffered memory up to 5333+(OC)Note
- Supports ECC UDIMM memory modules (operate in non-ECC mode)
- Max. capacity of system memory: 128GB
- Supports Intel Extreme Memory Profile (XMP) 2.0
- 15micro Gold Contact in DIMM Slots
Note: Supports DDR4 3200 natively.
BIOS
- 128Mb AMI UEFI Legal BIOS with multilingual GUI support
- ACPI 6.0 Compliant wake up events
- SMBIOS 2.7 Support
- CPU Core/Cache, CPU GT, DRAM, VDD_IMC,VCCIN AUX, +1.05V PROC, +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 (4096x2160) at 60Hz
- Supports DisplayPort 1.4 with DSC (compressed) max. resolution up to 8K (7680x4320) at 60Hz / 5K (5120x3200) at 120Hz
- Supports HDCP 2.3 with HDMI 2.1 TMDS Compatible and DisplayPort 1.4 Ports
Note: Intel UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
Audio
- 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
- Supports Surge Protection
- Gold Audio Jacks
- 15micro Gold Audio Connector
- Nahimic Audio
LAN
- 2.5 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
Slots
- 2 x PCIe x16 Slots (PCIE1/PCIE3: single at Gen5x16 (PCIE1) dual at Gen5x16 (PCIE1) / Gen4x2 (PCIE3)) Note
- 2 x PCIe Gen3x1 Slots
- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module and Intel CNVi (Integrated WiFi/BT)
- 15micro Gold Contact in VGA PCIe Slot (PCIE1)
Note: Supports NVMe SSD as boot disks
Storage
- 4 x SATA3 6.0 Gb/s ConnectorsNote1
- 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061
- 1 x Hyper M.2 Socket (M2_1, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) modeNote2
- 1 x M.2 Socket (M2_2, Key M), supports type 2260/2280 SATA3 6.0 Gb/s and PCIe Gen3x2 (16 Gb/s) modesNote2
- 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2260/2280/22110 PCIe Gen4x4 (64 Gb/s) modesNote2
Note1: If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.
Note2: Supports Intel OptaneTM Technology (M2_3 only)
Supports Intel Volume Management Device (VMD)
Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit
RAID
- Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
Connector
- 1 x SPI TPM Header
- 1 x Chassis Intrusion and Speaker Header
- 1 x RGB LED HeaderNote1
- 3 x Addressable LED HeadersNote2
- 1 x CPU Fan Connector (4-pin) Note3
- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control) Note4
- 5 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control) Note5
- 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 (15micro 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)
Note1: Supports in total up to 12V/3A, 36W LED Strip
Note2: Support in total up to 5V/3A, 15W LED Strip
Note3: The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
Note4: The CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
Note5: The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
CPU_FAN2/WP and CHA_FAN1 to 5/WP can auto detect if 3-pin or 4-pin fan is in use.
Rear Panel I/O
- 2 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 (ACT/LINK LED and SPEED LED)
- 1 x BIOS Flashback Button
- HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
Software and UEFI
Software
- ASRock Motherboard Utility (A-Tuning)
- ASRock Polychrome SYNCNote
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Instant Flash
- ASRock Internet Flash
- ASRock Easy RAID Installer
Note: These utilities can be downloaded from ASRock Live Update and APP Shop.
Support CD
- Drivers, Utilities, AntiVirus Software (Trial Version)
Accessories
- Quick 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 Monitor
- Fan 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: CPU Vcore, PCH, DRAM, VCCIN AUX, VCCSA, +1.05V PROC, +0.82V PCH, +12V, +5V, +3.3V
Form Factor
- ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
- 2oz Copper PCB
OS
- Microsoft Windows 10 64-bit / 11 64-bit
Certifications
- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)
Item Dimension (L inchxW inchxH inch)
14 x 11 x 3

Weight
4.24 lb
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