ASRock Z270M-ITX/ac Motherboard Mini-ITX Intel Z270 LGA1151 DDR4 SATA3 HDMI Wifi. The motherboard contains a button battery, which will be sent along with the motherboard. Original quality not include retail box or parts. Free OEM I/O shield as a gift, updated the newest BIOS. Without CMOS battery for safe sending. Supports 7th and 6th Generation Intel CoreT i7 / i5 / i3 / Pentium/ Celeron Processors (Socket 1151). Digi Power design. 6 Power Phase design. Supports Intel® Turbo Boost 2.0 Technology. Supports Intel® K-Series unlocked CPUs. Supports ASRock BCLK Full-range Overclocking. Dual Channel DDR4 Memory Technology. 2 x DDR4 DIMM Slots. Supports DDR4 3733+(OC)/3600(OC)/3200(OC)/2933(OC)/2800(OC)/2400/2133 non-ECC, un-buffered memory. Supports ECC UDIMM memory modules (operate in non-ECC mode). Capacity of system memory: 32GB. Supports Intel® Extreme Memory Profile (XMP) 2.0. 15µ Gold Contact in DIMM Slots. 3733+(OC) memory frequency can only be achieved when a single memory module is installed (Single channel memory). Please refer to Memory Support List on ASRock’s website for more information. 7th Gen Intel CPU supports DDR4 up to 2400; 6th Gen Intel CPU supports DDR4 up to 2133. Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation. 128Mb AMI UEFI Legal BIOS with multilingual GUI support. ACPI 6.0 Compliant wake up events. SMBIOS 2.7 Support. CPU, GT_CPU, DRAM, PCH 1.0V Voltage Multi-adjustment. Supports Intel HD Graphics Built-in Visuals : Intel Quick Sync Video with AVC, MVC (S3D) and MPEG-2 Full HW Encode1, Intel InTruT 3D, Intel Clear Video HD Technology, Intel InsiderT, Intel HD Graphics. Gen9 LP, DX11.3, DX12. HWA Encode/Decode: VP8, HEVC 8b, VP9, HEVC 10b (For 7th Gen Intel CPU). HWA Encode/Decode: VP8, HEVC 8b; GPU/SW Encode/Decode: VP9, HEVC 10b (For 6th Gen Intel CPU). Three graphics output options: DVI-D port and 2 x HDMI ports. Supports Triple Monitor. Supports HDMI with max. Supports DVI-D with max. Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required). Supports HDCP with DVI-D and HDMI Ports. Supports Full HD 1080p Blu-ray (BD) playback with DVI-D and HDMI Ports. Intel HD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated. The size of maximum shared memory may vary from different operating systems. Due to chipset limitation, the Blu-ray playback of Intel® HD Graphics is only supported under Windows® 8 / 8 64-bit / 7 / 7 64-bit. Intel® InTruT 3D is only supported under Windows® 8 / 8 64-bit / 7 / 7 64-bit. 7.1 CH HD Audio with Content Protection (Realtek ALC892 Audio Codec). Premium Blu-ray Audio support. Supports Surge Protection (ASRock Full Spike Protection). Nichicon Fine Gold Series Audio Caps. To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver. Gigabit LAN 10/100/1000 Mb/s. 1 x Giga PHY Intel I219V, 1 x GigaLAN Intel I211AT. Supports Lightning/ESD Protection (ASRock Full Spike Protection). Supports Dual LAN with Teaming. Supports Energy Efficient Ethernet 802.3az. Intel 802.11ac WiFi Module (Free Bundle). Supports IEEE 802.11a/b/g/n/ac. Supports Dual-Band (2.4/5 GHz). Supports high speed wireless connections up to 433Mbps. Supports Bluetooth 4.0 / 3.0 + High speed class II. 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode). 1 x Vertical M. 2 Socket (Key E) with the bundled WiFi-802.11ac module (on the rear I/O). Supports NVMe SSD as boot disks. 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 15 and Intel Smart Response Technology), NCQ, AHCI and Hot Plug. 1 x Ultra M. 2 Socket, supports M Key type 2230/2242/2260/2280 M. 2 SATA3 6.0 Gb/s module and M. 2 PCI Express module up to Gen3 x4 (32 Gb/s). If M2_1 is occupied by a SATA-type M. 2 device, SATA3_0 will be disabled. Supports Intel OptaneT Technology. 1 x TPM Header. 1 x Chassis Intrusion Header. 1 x CPU Fan Connector (4-pin). 1 x Chassis Optional/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control). 1 x 24 pin ATX Power Connector. 1 x 8 pin 12V Power Connector. 1 x Front Panel Audio Connector. 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) Supports ESD Protection (ASRock Full Spike Protection). 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) Supports ESD Protection (ASRock Full Spike Protection). The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power. The Chassis Optional/Water Pump Fan can auto detect if 3-pin or 4-pin fan is in use. The Chassis Optional/Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power. 2 x Antenna Ports. 1 x PS/2 Mouse/Keyboard Port. 1 x DVI-D Port. 2 x HDMI Ports. 2 x USB 2.0 Ports Supports ESD Protection (ASRock Full Spike Protection). 6 x USB 3.1 Gen1 Ports Supports ESD Protection (ASRock Full Spike Protection). 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED). HD Audio Jacks: Line in / Front Speaker / Microphone. Temperature Sensing: CPU, Chassis Optional/Water Pump Fans. Fan Tachometer: CPU, Chassis Optional/Water Pump Fans. Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, Chassis Optional/Water Pump Fans. Fan Multi-Speed Control: CPU, Chassis Optional/Water Pump Fans. CASE OPEN detection. Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore. Mini-ITX Form Factor: 6.7-in x 6.7-in, 17.0 cm x 17.0 cm. Microsoft® Windows® 10 64-bit (For 7th Gen Intel® CPU). Microsoft® Windows® 10 64-bit / 8.1 64-bit / 7 32-bit / 7 64-bit (For 6th Gen Intel® CPU). 1PCS ASRock Z270M-ITX/ac Motherboard Mini-ITX.