BIOSTAR TB250-BTC LGA 1151 Intel B250 SATA 6Gb/s USB 3.0 ATX Motherboards - Intel Memory Standard: DDR4 2400/ 2133/ 1866 x0A* DDR4 2400 for 7th Generation Intel Core Processor Family Number of Memory Slots: 2 xC3 x97288pin Audio Chipset: Realtek ALC887 PCI Express 3.0 x16: 1 x PCI Express 3.0 x16 Onboard Video Chipset: By CPU model x0ASupports DX12 x0ASupports HDCP Max LAN Speed: 10/100/1000Mbps CPU Type: Core i7 / i5 / i3 / Pentium / Celeron (LGA1151) PCI Express x1: 5 x PCI-E x1 3.0 Slot (using for bitcoin mining, it is suggested to change to PCI-E 1.0 via BIOS)