Brand - Asus, Model - Asus TUF GAMING B660M-E D4, Chipset Brand - Intel, Chipset - Intel B660, CPU Sockets - LGA1700, Supported CPU - Intel Core, Pentium, Gold and Celeron Processors, Generation - 12th/13th Gen, Memory Type - DDR4, Memory MHz - 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 MHz, Memory Channel - Dual Channel, Memory Slot - 4 x DIMM, Memory Max. - 128GB, Optane Memory Support - No, PCI Express Slot - 1 x PCIe 4.0/3.0 x16 slot, 1 x PCIe 3.0 x16 slot (supports x4 mode), 1 x PCIe 3.0 x1 slot, Storage Interface - 6Gb/s, M.2 Slot - 2 x M.2 (1 x M.2, type 2242/ 2260/ 2280, support PCIe 4.0 x4 mode), (1 x M.2, type 2242/ 2260/ 2280, PCIe 4.0 x4 mode), LAN Chipset - 1 x Realtek 2.5Gb Ethernet port, Audio Chipset - Realtek ALC897, Audio Channel - 7.1 Channel, Wi-Fi - No, USB Port - 2 x USB 3.2 Gen 2, 2 x USB 3.2 Gen 1 Type-A, 2 x USB 3.2 Gen 1 Type-A,, HDMI Port - 1, DisplayPort (DP) - 1, SATA Port - 4 x SATA, BIOS Type - 128 Mb Flash ROM, BIOS Model - UEFI AMI BIOS, CrossFire Support - No, Sli Support - No, COM Port - Yes, RGB Support - Yes, RGB Connector - 1 x AURA RGB header, Form Factor - Micro-ATX, Supported Operating System - Windows 11 and 10, Special Features - ASUS TUF PROTECTION, DIGI+ VRM, Enhanced DRAM Overcurrent Protection, ESD Guards, TUF LANGuard, Overvoltage Protection, SafeSlot Core+, Stainless-Steel Back I/O, ASUS Q-Design, M.2 Q-Latch, Q-DIMM, Q-Slot, ASUS Thermal Solution, Flexible M.2 heatsink, VRM heatsink design, ASUS EZ DIY, Box Headers, ProCool, SafeDIMM, AURA Sync, AURA RGB header, Addressable Gen 2 headers, ASUS Exclusive Software. Comprehensive cooling: Enlarged VRM heatsink, Flexible M.2 heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+. Latest connectivity: PCIe 4.0 slot, PCIe 4.0 M.2 slots, front USB 3.2 Gen 2 Type-C. Made for online gaming: Realtek 2.5Gb Ethernet, TUF LANGuard. Two-way AI Noise-Cancelation: Reduces background noise from the microphone and audio output for crystal-clear communication in games or video conferences. Durable. Stable. Reliable., Others - Back Panel I/O Ports: 3 x Audio jacks, 1 x PS/2 Keyboard/Mouse combo port, Manageability: WOL by PME, PXE, Warranty - 3 Year Replacement, Country of Origin - Taiwan, Made in/ Assemble - China