B660m Pro RS PCIe 4.0 M-ATX Motherboard from ASRock B660 Pro RS DISCOVER THE NEXT GENERATION OF GAMING Modern and futuristic, with the attractive specifications and perfect balance, the Race Sport (RS) Edition is the evolution of the most popular PRO series motherboard. Its unique path takes aim at mainstream DIYers that drives an undeniable performance and trustable computing experience without a pricey upgrade. RaceSport edition, your all-rounder motherboard that fulfils every task and light-loading gaming – with style and speed! Intel B660 Chipset 1700 CPU Socket DDR4 Memory Type Micro-ATX Form Factor Power Like no Other 4K Recording 8 POWER PHASE DESIGN Featuring sturdy components and completely smooth power delivery to the CPU, offering enhanced performance for gamers. Nahimic Audio 4K Recording BE IMMERSED IN SOUND 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. Add your Own Style 4K Recording 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. Built to Last 4K Recording REINFORCED STEEL SLOT The reinforced steel slot is capable of supporting PCI Express 4.0 standard. The various benefits include: extra anchor points, a stronger latch, ensured signal stability and the ability to install heavy graphics cards. Speeds that cant be Beat 4K Recording HIGH SPEED M.2 SOLUTION This motherboard is capable of accommodating multiple PCI Express 4.0 M.2 SSDs, which is capable of performing twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience. Making Sure you Stay Connected 4K Recording INTEL® GIGABIT LAN Intel® LAN provides the best throughput performance, lower CPU utilization, enhanced stability and is able to deliver ultimate network experience to users. Besides the onboard LAN port, users may also choose 802.11ac wireless connections by M.2 (Key E) slot. Core Specifications Edition B660M Pro RS Form Factor MicroATX CPU Socket 1700 Chipset Intel B660 RAM Memory Support Memory Type DDR4 Memory Channel Dual (2) Memory Type (ECC) ECC/Non-ECC Memory Type (R/U) UDIMM (Unbuffered) Memory Speed (Mhz) DDR4 - 3200 DDR4 - 4800(OC) Max. Memory Capacity 120GB Audio Audio Realtek ALC897 7.1 HD Audio Graphics Support Primary GPU Interface PCIe 4.0 (x16) NVIDIA SLI Support N/A AMD CrossFire Support Supported Integrated Graphics   On-Board Graphics Connectors None Internal Connectivity Expansion Slots 1 x M.2, 22-30 (Supports WiFi/Bluetooth Cards) 1 x M.2, 22-42/60/80, PCIe Gen4x4 1 x M.2, 22-80, PCIe Gen3x4 1 x PCIe 3.0 x1 1 x PCIe 3.0 x16 1 x PCIe 4.0 x16 SATA Support N/A RAID Support via   Storage Mode Support RAID 0 RAID 1 RAID 10 RAID 5 Internal I/O 1 x 24-pin (Power) 1 x 4-pin CPU Fan Connector 1 x 8-pin (Power) 3 x Addressable Digital RGB Header 1 x Chassis Intrusion/Speaker Header 3 x Chassis Water Pump/Fan Connector 1 x CPU Water Pump/Fan Connector 1 x Front Panel Audio Header 1 x RGB LED connector 1 x Thunderbolt AIC Connector 1 x TPM (SPI_TPM) header 2 x USB 2.0 Header 1 x USB 3.2 Gen1 Header 1 x USB 3.2 Gen1 Type-C Front Panel Header External Connectivity Network Interface Type Wired Gigabit LAN (10/100/1000) Network Chip/Modules 1 x Intel® I219 (Gigabit LAN) Rear I/O Connectors 1 x DisplayPort 1.4 1 x Front Speaker Out 1 x HDMI 1 x Line In 1 x Mic-In 1 x PS/2 Keyboard/Mouse Combo 1 x RJ-45 with LED 2 x USB 2.0 4 x USB 3.2 Gen1 Type-A Additional Specifications Water Cooled No Cooling Passive Heatsinks QPI Speed N/A Board Dimensions 244 x 244 mm