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hardware - Force renegotiation of PCI Express link speed? x2 card reverts to x1 width - Server Fault
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Amazon.com: Odyson - 256GB SSUAX SSD (PCIe 2.0 x2) Replacement for MacBook Air 11" A1465 (Mid 2013, Early 2014), 13" A1466 (Mid 2013, Early 2014) : Electronics
