PRO B660-A DDR4 Features: Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors for LGA 1700 socket Supports DDR4 Memory, up to 4800+(OC) MHz Lightning Fast Experience: PCIe 4.0 slots, Lightning Gen4 x4 M.2 with M.2 Shield Frozr Premium Thermal Solution: Extended Heatsink Design, MOSFET thermal pads rated for 7W/mk and M.2 Shield Frozr are built for high performance system and non-stop works 2.5G LAN: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection Turbo USB 3.2 Gen 2: Powered by USB 3.2 Gen2 controller, Turbo USB ensures an uninterrupted connection with more stability and fastest USB speeds High Quality PCB: 6-layer PCB made by 2oz thickened copper level material Multi-GPU: With Steel armor PCI-E slots. Supports AMD Crossfire™ Audio Boost: Reward your ears with studio grade sound quality Specifications: Model Name PRO B660-A DDR4 CPU Support Supports 12th Gen Intel® Core™ Processors, Pentium® Gold and Celeron® Processors CPU Socket LGA 1700 Chipset Intel® B660 Chipset Graphics Interface 1x PCIe 4.0 x16 slot 1x PCIe 3.0 x16 slot Display Interface Supports 4K@60Hz as specified in HDMI 2.1, DisplayPort 1.4, VGA – Requires Processor Graphics Memory Support 4 DIMMs, Dual Channel DDR4-4800+MHz(OC) Expansion Slots 3x PCIe 3.0 x1 slots 1x M.2 2230 with E-Key for Wi-Fi module Storage 2x M.2 Gen4 x4 64Gbps slots Supports Intel® Optane™ Technology 4x SATA 6Gb/s ports USB ports 3x USB 3.2 Gen 2 10Gbps (2 Type-A + 1 Type-C) 3x USB 3.2 Gen 1 5Gbps (2 Type-A + 1 Type-C) 6x USB 2.0 LAN Realtek® RTL8125BG 2.5G LAN Audio 8-Channel (7.1) HD Audio with Audio Boost Connections Keyboard / Mouse 2.5G LAN Audio Connectors VGA USB 3.2 Gen2 10Gbps (Type-A) Optical S/PDIF Out DisplayPort USB 2.0 USB 2.0 HDMI USB 3.2 Gen2 10Gbps (Type-C)