GA-H81-D3 (rev. 2.0) rev. 2.1rev. 1.0 Intel® H81 Chipset H81D3.FB Supports 4th Generation Intel® Core™ processors GIGABYTE Ultra Durable™ 4 Plus Technology GIGABYTE UEFI DualBIOS™ GIGABYTE 333™ Onboard Acceleration (USB 3.0, SATA 3.0 & 3x USB Power) GIGABYTE On/Off Charge™ for USB devices LAN with high ESD Protection All solid capacitors design