A55BM-E A55BM-E-ASUS-2501 FM2+ socketed motherboard features high-endurance 5X Protection and new UEFI BIOS on the A55 chipset ASUS 5X PROTECTION - All-round protection provides the best quality, reliability, and durability New UEFI BIOS – Friendlier, easier, and more intuitive with helpful info added Ai Suite 3 - One-stop access to innovative ASUS features Network iControl - Real-time network bandwidth management