Sm3267ae

| Feature | SM3257 (USB 2.0) | SM3267AE (USB 3.0) | SM3280/3281 (USB 3.1) | | :--- | :--- | :--- | :--- | | | ~30 MB/s | ~180 MB/s | ~400 MB/s | | NAND Support | Legacy MLC/TLC | MLC, TLC, early 3D | 3D TLC, QLC, 4K LDPC ECC | | Cooling | Very cool | Warm to hot | Hot (needs thermal pad) | | Use Case | Old bootable drives | Reliable daily driver | High-speed file transfers | | Fake Drive Risk | Low | Extremely High | Low (newer fakes exist) |

Because the SATA III interface is the bottleneck, the SM3267AE offers consistent, predictable performance: sm3267ae

The SM3267AE is not for enthusiasts seeking 400 MB/s. It is for users who need reliable, consistent USB 3.0 performance without overheating. | Feature | SM3257 (USB 2

This is the SM3267AE’s most famous role in the consumer world. Many counterfeit "2TB" or "1TB" USB drives sold on eBay or AliExpress contain cheap, recycled NAND chips paired with an SM3267AE controller. The counterfeiters use the MPTool to "fake" the capacity — programming the controller to report 2TB even though the NAND is only 16GB. Many counterfeit "2TB" or "1TB" USB drives sold