Learn more about ASRock B660 STEEL LEGENDModelBrandASRockModelB660 STEEL LEGENDSupported CPUCPU Socket TypeLGA 1700* Dedicated LGA1700 mounting bracket is required.CPU TypeSupports 13th / 12th Gen Intel Core Processors, Intel Pentium Gold, Celeron Processors
*May require a BIOS update to boot the 13th gen Intel® Core™ desktop processors.*Supported CPU TechnologiesTurbo Boost Technology 3.0ChipsetsChipsetIntel B660Onboard VideoOnboard Video ChipsetSupported only by CPU with integrated graphicMemoryNumber of Memory Slots4x288pin (DDR4)Memory StandardDDR4 up to 5000+(OC)** Supports DDR4 3200 natively.* Please refer to Memory Support List on ASRock's website for more information. (https://www.asrock.com/)Maximum Memory Supported128GBChannel SupportedDual ChannelExpansion SlotsPCI Express 5.0 x161 x PCI Express 5.0 x16** Supports NVMe SSD as boot disks.PCI Express 4.0 x161 x PCI Express 4.0 x16** Supports NVMe SSD as boot disks.PCI Express x12 x PCI Express 3.0 x1Other Slots1 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)Storage DevicesSATA 6Gb/s6 x SATA 6Gb/s** If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.M.21 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** Supports Intel Optane Technology (M2_3 only).* Supports Intel Volume Management Device (VMD).* Supports NVMe SSD as boot disks.* Supports ASRock U.2 Kit.Intel Optane ReadyYesSATA RAID0/1/5/10Onboard AudioAudio ChipsetRealtek ALC897Audio Channels7.1 ChannelsOnboard LANLAN ChipsetDragon RTL8125BGMax LAN Speed10/100/1000/2500MbpsRear Panel PortsBack I/O Ports1 x PS/2 Mouse/Keyboard Port1 x HDMI Port1 x DisplayPort 1.41 x Optical SPDIF Out Port1 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 ButtonHD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)Internal I/O ConnectorsOnboard USB1 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)Other Connectors1 x SPI TPM Header1 x Chassis Intrusion and Speaker Header1 x RGB LED Header* Supports in total up to 12V/3A, 36W LED Strip.3 x Addressable LED Headers* Support in total up to 5V/3A, 15W LED Strip.1 x CPU Fan Connector (4-pin)* The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)* The CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.5 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)* The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.* CPU_FAN2/WP and CHA_FAN1~5/WP can auto detect if 3-pin or 4-pin fan is in use.1 x Front Panel Audio Connector (15µ Gold Audio Connector)Physical SpecForm FactorATXLED LightingRGBDimensions (W x L)12.0" x 9.6"Power Pin1 x 24 pin ATX Power Connector (Hi-Density Power Connector)1 x 8 pin 12V Power Connector (Hi-Density Power Connector)Windows CompatibilityWindows 11ReadyFeaturesFeaturesUnique 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 PCB2.5G LANASRock Steel SlotASRock Full Coverage M.2 HeatsinkASRock Hyper M.2 (PCIe Gen4x4)ASRock POST Status Checker (PSC)ASRock Full Spike Protection (for all USB, Audio, LAN Ports)ASRock Live Update & APP ShopBIOS Feature:- 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-adjustmentSupport CD:- Drivers, Utilities, AntiVirus Software (Trial Version)Software and UEFI:Software- ASRock Motherboard Utility (A-Tuning)- ASRock Polychrome SYNC* These utilities can be downloaded from ASRock Live Update & APP Shop.UEFI- ASRock EZ Mode- ASRock Full HD UEFI- ASRock My Favorites in UEFI- ASRock Instant Flash- ASRock Internet Flash- ASRock Easy RAID InstallerHardware 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, +3.3VOS:- Microsoft Windows 10 64-bit / 11 64-bitCertifications:- FCC, CE- ErP/EuP ready (ErP/EuP ready power supply is required)PackagingPackage ContentsAccessories:- 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 SocketShippingEnjoy fast and reliable shipping when you buy your products from Newegg. 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