// CPU Supports 12th Gen Intel® Core™ Processors (LGA1700) Chipset - Intel® B660 Memory - Dual Channel DDR4 Memory Technology - 2 x DDR4 DIMM Slots - Supports DDR4 non-ECC, un-buffered memory up to 5066+(OC)* - Max. capacity of system memory: 64GB Graphics - Intel® Xe Graphics Architecture (Gen 12) - Three graphics output options: D-Sub, HDMI and DisplayPort 1.4 - Supports HDMI 2.1 TMDS Compatible with max. resolution up to 4K x 2K (4096x2160) @ 60Hz - Supports DisplayPort 1.4 with DSC (compressed) max. resolution up to 8K (7680x4320) @ 60Hz - Supports D-Sub with max. resolution up to 1920x1200 @ 60Hz Audio - 7.1 CH HD Audio (Realtek ALC897/887 Audio Codec) LAN - Gigabit LAN 10/100/1000 Mb/s - Giga PHY Intel® I219V Slots - 1 x PCIe Gen4x16 Slot* - 2 x PCIe Gen3x1 Slots - 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module Storage - 4 x SATA3 6.0 Gb/s Connectors* - 1 x Hyper M.2 Socket (M2_1, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode** - 1 x Ultra M.2 Socket (M2_2, Key M), supports type 2260/2280 SATA3 6.0 Gb/s & PCIe Gen3x4 (32 Gb/s) modes** - Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices USB - 3 x USB 3.2 Gen1 Type-A Ports (Supports ESD Protection) - 1 x USB 3.2 Gen1 Type-C Port (Supports ESD Protection) - 2 x USB 2.0 Ports (Supports ESD Protection) - 2 x USB 2.0 Headers (Support 3 USB 2.0 ports) (Supports ESD Protection) - 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection) https://www.asrock.com/mb/Intel/B660M-HDV/index.asp#Overview