Intel® B660 LGA 1700 ATX motherboard with PCIe® 5.0, 12 1 power stages, Two-Way AI Noise Cancelation, AI Cooling, AI Networking, WiFi 6 (802.11ax), Intel 2.5 Gb Ethernet, three PCIe 4.0 M.2 slots with heatsinks, USB 3.2 Gen 2x2 Type-C®, SATA and Aura Sync RGB lighting Intel® LGA 1700 Socket: Ready for 12th Gen Intel Core™, Pentium® Gold and Celeron® processors Optimal Power Solution: 12 1 power stages with ProCool power connectors, high-quality alloy chokes and durable capacitors to support multi-core processors Optimized Thermal Design: Integrated I/O cover, VRM heatsinks with high conductivity thermal pads, and three onboard M.2 heatsinks High-performance Networkin On-board Intel® WiFi 6 (802.11ax) and Intel 2.5 Gb Ethernet with ASUS LANGuard Best Gaming Connectivity: Supports HDMI® 2.1 and DisplayPort™ 1.4 output, three M.2 slots, as well as USB 3.2 Gen 2x2 Type-C® Intelligent Control: ASUS-exclusive AI Cooling, AI Networking and Two-Way AI Noise Cancelation to simplify setup and improve performance DIY Friendly Design: M.2 Q-Latch, pre-mounted I/O shield, BIOS FlashBack™ button and Q-LED Unmatched Personalization: ASUS-exclusive Aura Sync RGB lighting, including one RGB header and three addressable Gen 2 headers Industry-leading Gaming Audio: ALC4080 with Savitech SV3H712 amplifier, along with DTS® Sound Unbound™ and Sonic Studio III Renowned Software: Bundled 60-day free trial of AIDA64 Extreme, and an intuitive UEFI BIOS dashboard with integrated MemTest86 ROG STRIX B660-A GAMING WIFI D4 CPU Intel® Socket LGA1700 for 12th Gen Intel®Core™, Pentium® Gold and Celeron® Processors* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types.   Chipset Intel® B660 Chipset Memory 4 x DIMM, Max. 128GB, DDR4 5333(OC) /5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered Memory* Dual Channel Memory Architecture OptiMem II *Actual Memory frequency support depends on the CPU types and DRAM modules, for more information refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).  Graphics 1 x DisplayPort 1 x HDMI® port Graphics specifications may vary between CPU types. Please refer to www.intel.com for any updates. Support 4K@60Hz as specified in DisplayPort 1.4. Support 4K@60Hz as specified in HDMI 2.1.  VGA resolution support depends on processors or graphic cards resolution. Expansion Slots Intel® 12th Gen Processors 1 x PCIe 5.0/4.0/3.0 x16 slot(s) Intel® B660 Chipset** 1 x PCIe 3.0 x16 slot (supports x4 mode) 2 x PCIe 3.0 x1 slots  Supports Intel® Optane Memory H Series on PCH-attached PCIe slot Storage Total supports 3 x M.2 slots and 4 x SATA 6Gb/s ports* Intel® 12th Gen Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 - Intel® 12th Gen processors support PCIe 4.0 x4 mode. - Performance And Power Saving Utility  TurboV EVO EPU DIGI VRM Turbo app  MyAsus  WinRAR  UEFI BIOS ASUS EZ DIY  - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3  - ASUS UEFI BIOS EZ Mode  FlexKey MemTest86 BIOS 192 Mb Flash ROM, UEFI AMI BIOS Manageability WOL by PME, PXE Accessories Cables  4 x SATA 6Gb/s cables   Miscellaneous 1 x ROG Strix stickers   1 x ROG Strix thank you card  Installation Media  1 x Support DVD  Documentation  1 x User guide Operating System Windows® 11 64-bit, Windows® 10 64-bit Form Factor ATX Form Factor  12 inch x 9.6 inch ( 30.5 cm x 24.4 cm ) ROG STRIX B660-A GAMING WIFI D4