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Apple Demo on X: "Prototype iPhone 3GS (EVT) Red Board running SwitchBoard. These units where Engineering Samples with only a 2GB NAND (storage) installed. The copyright date on the back is 2008.
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Prototype iPhone 3G Logic Board (DVTA Stage). This board holds many differences from production, including the green colour and labeled traces. The CPU claims it was manufactured on week 7 of 2008,
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![Prototype iPhone 3G Logic Board (DVTA Stage). This board holds many differences from production, including the green colour and labeled traces. The CPU claims it was manufactured on week 7 of 2008, Prototype iPhone 3G Logic Board (DVTA Stage). This board holds many differences from production, including the green colour and labeled traces. The CPU claims it was manufactured on week 7 of 2008,](https://i.redd.it/prototype-iphone-3g-logic-board-dvta-stage-this-board-holds-v0-zi7voxa6wfbb1.jpg?width=2048&format=pjpg&auto=webp&s=53f561a6895891543aaeafa665b8b6db52913fda)