Specification Basic Information Supported CPU LGA1700 socket: Support for 12th Generation Intel Core, Pentium Gold and Celeron Processors L3 cache varies with CPU Chipset Intel B660 Express Chipset BIOS 1 x 256 Mbit flash Use of licensed AMI UEFI BIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0 Form Factor Micro ATX Form Factor; 24.4cm x 24.4cm Audio Realtek Audio CODEC High Definition Audio 2/4/5.1/7.1-channel * To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first. Please visit GIGABYTE's website for details on configuring the audio software. Support for S/PDIF Out Expansion Slots PCI 1 x PCI Express x16 slot, running at x16 (PCIEX16) * For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot. (The PCIEX16 slot conforms to PCI Express 4.0 standard.) 1 x PCI Express x16 slot, running at x4 (PCIEX4) (The PCIEX4 slot conforms to PCI Express 3.0 standard.) M.2 Socket CPU: 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2A_CPU) Chipset: 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2P_SB) 4 x SATA 6Gb/s connectors Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10 Intel Optane Memory Ready Memory Type DDR4 Slots 4 x DIMM Supported Memory Support for DDR4 5333(O.C.)/ DDR4 5133(O.C.)/DDR4 5000(O.C.)/4933(O.C.)/4800(O.C.)/ 4700(O.C.)/ 4600(O.C.)/ 4500(O.C.)/ 4400(O.C.)/ 4300(O.C.)/4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3800(O.C.) / 3733(O.C.) / 3666(O.C.) / 3600(O.C.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3300(O.C.) / 3200/3000/2933/2666/2400/2133 MHz memory modules Dual channel memory architecture Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode) Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Support for Extreme Memory Profile (XMP) memory modules Maximum Memory up to 128 GB (32 GB single DIMM capacity) of system memory Graphics Graphics Integrated Graphics Processor-Intel® HD Graphics support: 1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz * Support for HDMI 2.1 version and HDCP 2.3. ** Support native HDMI 2.1 TMDS compatible ports. 1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz * Support for DisplayPort 1.2 version and HDCP 2.3 Connector & Ports HDMI 1 x HDMI port Display Port (s) 1 x DisplayPort D-Sub (s) 1 x D-Sub port USB (s) Chipset: 1 x USB Type-C port on the back panel, with USB 3.2 Gen 2x2 support 1 x USB Type-C port with USB 3.2 Gen 2 support, available through the internal USB header 1 x USB 3.2 Gen 2 Type-A port (red) on the back panel Chipset+2 USB 3.2 Gen 1 Hubs: 6 x USB 3.2 Gen 1 ports (4 ports on the back panel, 2 ports available through the internal USB header) Chipset+2 USB 2.0 Hubs: 8 x USB 2.0/1.1 ports (4 ports on the back panel, 4 ports available through the internal USB headers) LAN Port (s) Realtek 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps) Wireless Communication module WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-Band BLUETOOTH 4.2 Support for 11ac wireless standard and up to 433 Mbps data rate Supported Storage CPU: 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2A_CPU) Chipset: 1 x M.2 connector (Socket 3, M key, type 2260/2280 PCIe 4.0 x4/x2 SSD support) (M2P_SB) 4 x SATA 6Gb/s connectors Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10 Intel Optane Memory Ready System acceleration with Intel® Optane Memory can only be enabled on the M.2 connectors supported by the Chipset. Audio 2 x audio jacks Internal I/O Ports 1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector 1 x CPU fan header 3 x system fan headers 1 x addressable LED strip header 1 x RGB LED strip header 2 x M.2 Socket 3 connectors 4 x SATA 6Gb/s connectors 1 x front panel header 1 x front panel audio header 1 x USB 3.2 Gen 1 header 2 x USB 2.0/1.1 headers 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only) 1 x serial port header 1 x S/PDIF Out header 1 x Q-Flash Plus button 1 x reset button 1 x reset jumper 1 x Clear CMOS jumper TPM (Trusted Platform Module ) 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only) Warranty Information Manufacturing Warranty 3 years Others Special Features Support for APP Center * Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications. @BIOS EasyTune Fast Boot Game Boost ON/OFF Charge RGB Fusion Smart Backup System Information Viewer Support for Q-Flash Plus Support for Q-Flash Support for Xpress Install Bundled Software Norton Internet Security (OEM version) cFosSpeed Gigabyte B660M Gaming AC DDR4 12th Gen Micro ATX Motherboard Gigabyte B660M Gaming AC DDR4 is a 12th Gen processor supported DDR4 Micro ATX Motherboard. It Supports 12th Gen Intel Core Series Processors. This motherboard has Dual Channel Non-ECC Unbuffered DDR4 with 2 DIMMs. It also has 6+2+1 Phases Hybrid Digital VRM with MOS Heatsink.it features a Fast 2.5 GbE GAMING LAN with Bandwidth Management with built-in WIFI 802.11ac and Bluetooth 4.2 with AERO Antenna. It can house dual Ultra-Fast NVMe PCIe 4.0 x4 M.2. The​ Rear has SuperSpeed USB 3.2 Gen 1 TYPE-C port for Fast and Versatile Connections with high-Quality Audio Capacitors and Audio Noise Guard. It also supports RGB FUSION 2.0 which makes it support Addressable LED & RGB LED Strips. It has a Smart Fan 6 which Features Multiple Temperature Sensors, Hybrid Fan Headers with FAN STOP. B660M Gaming AC DDR4 motherboard has Q-Flash Plus Update BIOS without Installing the CPU, Memory and Graphics Card. This motherboard is windows 11 ready. This MOBO Cleaner and more efficient power delivery to the CPU with better thermal performance ensures stability under high CPU frequencies and heavy loading with 6+2+1 Phases Low RDS(on) MOSFETs. It also has Solid capacitors to improve transient response and minimize oscillation alongside an 8-pin Solid Pin CPU Power Connector. GIGABYTE B660 Motherboards are ready to work with the PCIe 4.0 devices which are expected to experience twice bandwidth than the current PCIe 3.0 devices. To reach the high speed and maintain good signal integrity, GIGABYTE R&D uses the low impedance PCB to provide the maximum performance. Gigabyte B660M Gaming AC DDR4 12th Gen Micro ATX Motherboard offers 03 years of Warranty. ..