Atx Csm Haswell Lga1150
replaced by Z170-K Z97-K/CSM Motherboard. Intel LGA1150 4th, New 4th & 5th Generation Core i7/Core i5/Core i3/Pentium /Celeron Processors Ready. Intel Z97 Express Chipset. Integrated Graphics Processor- Intel HD Graphics support. Supports AMD Quad-GPU CrossFireX Technology. Intel Z97 Express Chipset with RAID 0, 1, 5, 10 and Intel Rapid Storage Technology 13 support. Intel Z97 Express Chipset- supports ASUS USB 3.0 Boost. Windows 8.1 / Windows 8 Windows 7. ATX Form Factor, 12"x 8.6" (30.5cm x 21.8cm)