Brand - Asrock, Model - Asrock H81M-VG4 R4.0, Chipset Brand - Intel, Chipset - Intel H81, CPU Sockets - LGA1150, Supported CPU - Intel Core i7/ i5/ i3/ Xeon/ Pentium/ Celeron Processors, Generation - 4th, Memory Type - DDR3, Memory MHz - 1600/ 1333/ 1066MHz, Memory Channel - Dual Channel, Memory Slot - 2, Memory Slot (Additional Info) - Not Specified, Memory Max. - 16GB, Memory Max. (Additional Info) - Not Specified, Optane Memory Support - No, Graphics - Intel HD Graphics, Multi-GPU Support - Not Specified, PCI Express Slot - 1 x PCI Express 2.0 x16 Slot (PCIE2: x16 mode), 1 x PCI Express 2.0 x1 Slot, Storage Interface - 6.0Gb/s, M.2 Slot - No, LAN Chipset - Realtek RTL8111H, LAN Speed (Mbps) - 10/ 100/ 1000Mbps, Audio Chipset - Realtek ALC887/897 Audio Codec, Audio Channel - 7.1-Channel, Video Chipset - Not Specified, Wi-Fi - No, Wi-Fi Technology - No, Bluetooth - No, USB Port - 2 x USB 2.0, 2 x USB 3.2 Gen1, VGA Port - No, DVI Port - No, HDMI Port - No, DisplayPort (DP) - No, IDE Port - No, SATA Port - 2 x SATA, DirectX Support - 11.1, BIOS Type - 32Mb AMI UEFI Legal BIOS, BIOS Model - AMI UEFI Legal BIOS, BIOS Version - ACPI 1.1, SMBIOS 2.3.1, FireWire - No, CrossFire Support - No, Sli Support - No, RaidSupport - No, Thunderbolt - No, TPM Port - 1, COM Port - No, RGB Support - No, RGB Sync - No, RGB Connector - No, Form Factor - Micro ATX, Supported Operating System - Windows 10/ 8.1/ 8.1/ 8/ 7, Special Features - Software: ASRock Disk Health Report, ASRock USB Key, ASRock APP Charger, ASRock XFast LAN, ASRock XFast RAM, ASRock Fast Boot, ASRock Live Update & APP Shop: ASRock Interactive UEFI, ASRock UEFI Guide, ASRock Instant Flash, ASRock Internet Flash, ASRock Crashless BIOS, ASRock UEFI Tech Service, ASRock Easy Driver Installer, Others - Connector: 1 x Chassis Intrusion and Speaker Header, 1 x SPI TPM Header, 1 x CPU Fan Connector (4-pin), 1 x Chassis Fan Connector (4-pin), 1 x 24 pin ATX Power Connector, 1 x 4 pin 12V Power Connector, 1 x Front Panel Audio Connector. Rear Panel I/O: 1 x PS/2 Mouse Port, 1 x PS/2 Keyboard Port, 1 x D-Sub Port, 1 x RJ-45 LAN Port with LED, HD Audio Jack: Line in / Front Speaker / Microphone., Compatible Products - Core i3, Core i5, Core i7, Xeon, Pentium (4th Gen), Part No - Not Specified, Warranty - 3 Year, Country of Origin - Taiwan, Made in/ Assemble - China