ASUS M4A87TD/USB3 - AM3 - AMD 870 - DDR3 - USB 3.0 SATA 6 Gb/s- &nbsp;ATX Motherboard ASUS Core Unlocker: Unlock extra cores for true core performance Turbo Key for Easy O.C. - One-Touch Button for Instant Performance Boost TurboV- Set New Records with Real-Time Overclocking CPU Level UP - Easy and Free CPU upgrade 13.7 x 2.3 x 11.3 Inches ; 2.8 pounds