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Amazon.com: ASUS WS C621E Sage Extreme Power Intel® Xeon® Processor Workstation Motherboard for Two-way XEON CPU performance, with U.2, M.2 connectors, dual Gb LAN, USB 3.1 Type-C & Type-A, 10 x SATA
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ASUS Pro WS C621-64L SAGE LGA 3647 Intel C621 DDR4 CEB Motherboard (90SW00R0-M0EAY0) Server Motherboards - Newegg.com
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