![I'm pretty sure that the mystery slot on the back of the Xbox Series X is a CFexpress memory card slot. If an ethernet port is about 11.5mm wide then using the I'm pretty sure that the mystery slot on the back of the Xbox Series X is a CFexpress memory card slot. If an ethernet port is about 11.5mm wide then using the](https://preview.redd.it/0m84p5se2ac41.png?auto=webp&s=7815c27b993169477fa3a7248ff54489f5d39d74)
I'm pretty sure that the mystery slot on the back of the Xbox Series X is a CFexpress memory card slot. If an ethernet port is about 11.5mm wide then using the
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Xbox Series X "Proprietary" SSD just uses a standard form factor card slot! - Gaming - Level1Techs Forums
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Conversion board that can connect NVMe M.2 SSD to the CFExpress card slot of Sintech, Xbox Series X | S
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Amazon.com: NFHK CF-Express Type-B to M.2 NVMe 2230 M-Key Adapter CFE for Xbox Series X&S CH SN530 SSD PCIe4.0 Expansion Memory Card : Electronics
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Amazon.com: NFHK CF-Express Type-B to M.2 NVMe 2230 M-Key Adapter CFE for Xbox Series X&S CH SN530 SSD PCIe4.0 Expansion Memory Card : Electronics
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Conversion board that can connect NVMe M.2 SSD to the CFExpress card slot of Sintech, Xbox Series X | S
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Amazon.com: Cablecc Type-B CF-Express to NVMe 2230 M.2 M-Key CH SN530 SSD Adapter CFE for Xbox Series X&S PCIe4.0 Expansion Memory Card : Electronics
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