Item Type: Gaming Motherboard_x000D_Product Material: PCB_x000D_Model: H81_x000D_Battery: CR2032 (Built in), Capacity: 240mAh_x000D_CPU: 4th Generation LGA1150 Support 4th Generation (for HASWELL), 5th Generation (Such As for Core I3 I5 I7, for Xeon E3 V3, for Celeron G Series)_x000D_Memory: 2 x 240 Pin DDR3 SDRAM Slots; Memory Up to 16GB; Supports Dual Channel DDR3 1066, 1333, 1600MHz_x000D_Storage: 2 x SATA 2.0 (3GB/s) Ports, 1 x SATA 3.0 (6GB/s) Port_x000D_LAN: 10/100 Mbps LAN (1000Mbps Optional)_x000D_Expansion Slots: 1x PCI Express x16 Slot; 1x PCI Express x1 Slot; 1x M.2 NVMe, NGFF Slot_x000D_Architecture: Micro ITX Architecture (17x19cm/ 6.69x7.48in) 1[For Intel LGA 1150 Slot] H81 M ATX motherboard supporting for Intel 4th generation for Core i3 i5 i7, for Xeon E3 V3 series, for Celeron G series and for Pentium G series processors (such as for Core i7 4790K i5 4690K i3 4160T, for Xeon E3 1280 v3, for Pentium G3260T, for Celeron G1830, etc). 2[Dual Channel DDR3] Gaming motherboard, two 240 pin DDR3 SDRAM desktop memory slots, unbuffered, supports effective frequency 1066, 1333, 1600MHz, maximum capacity 16GB. 8 layer PCB sturdy material, not easy to bend, to ensure stable operation of each circuit. 3[High Speed M.2 Interface] Computer motherboard for the upgraded version of the H81 M.2 motherboard, has high speed M.2 hard disk interface, with its own jumper cable, support for dual mode NVME with NGFF, you can freely choose the high and low, high speed PCIE hard disk switching and SATA2.0, 3.0 channel. 4[I, O Interfaces] Desktop computer motherboard, provides a variety of I, O interfaces, including 4 USB 2.0 ports, 2 USB 3.0 ports, 1 VGA port, 1 HD Multimedia Interface compatible interface, 1 RJ45 port, 1 3 in 1 interface sound interface (line in, line out, microphone). 5[Storage And Expansion Slots] The PC motherboard has 2 SATA 2.0 (3GB/s) ports and 1 SATA 3.0 (6GB/s) port allowing you to connect multiple storage devices. Expansion slots include 1 PCI Express x16 slot, 1 PCI Express x1 slot, and 1 M.2 slot supporting NVMe and NGFF interfaces.1 x_x000D__x000D_GamingMotherboardManual measurement, please allow some errors._x000D_Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering._x000D__x000D_You need to turn on the toggle switch on the mainboard and flip it to the nvme side to start normally.