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Amazon.com: Asus Prime X299- A II ATX Motherboard (Intel X299) LGA 2066, 12 IR3555 Power Stages, DDR4 4266 MHz, Triple M.2, USB 3.2 Gen 2 Type-C, Intel LAN and Aura Sync RGB Lighting : Electronics
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ASUS WS X299 SAGE/10G Workstation Motherboard LGA2066 DDR4 M.2 U.2 X299 CEB Motherboard for Intel Core X-Series Processors with quad-GPU support, DDR4 4200MHz, dual M.2 & U.2 support - Newegg.com
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