E3V5 WS Server-Grade LAN chip support Microsoft® Windows® 10 64-bit / 8.1 64-bit / 7 32-bit / 7 64-bit / Server 2012 R2 64-bit / Server 2012 64-bit / Server 2008 R2 64-bit support *8th Gen Intel® Core™ desktop processors are supported with Intel® 300 Series chipset motherboards only ASRock Super Alloy Supports the Intel® Xeon® E3-1200 v5 Processor and 7th and 6th Generation Intel® Core™ Processors (Socket 1151) Supports DDR4 2133 & ECC UDIMM memory modules 2 PCIe 3.0 x16, 3 PCIe 3.0 x1 Supports AMD Quad CrossFireX™ 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps 6 SATA3 6 USB 3.1 Gen1 (2 Front, 4 Rear) Supports Full Spike Protection, ASRock Live Update & APP Shop