The following table lists the link widths and supported
speed for a given speed grade.
Capability Link Speed | Capability Link Width | Supported Speed Grades |
---|---|---|
AMD UltraScale+™ Architecture (PCIE4) | ||
Gen1/Gen2 | x1, x2, x4, x8, x16 | -1, -1L, -1LV, -2, -2L, -2LV, -3 1 |
Gen3 | x1, x2, x4 | -1, -1L, -1LV, -2, -2L, -2LV, -3 1 |
x8 | -1, -2, -2L, -2LV, -3 1 | |
x16 | -1, -2, -2L, -3 1 | |
AMD Virtex™ UltraScale+™ Devices with HBM (PCIE4C) 2 | ||
Gen1/Gen2 | x1, x2, x4, x8, x16 | -1, -2, -2L, -2LV, -3 |
Gen3 | x1, x2, x4 | -1, -2, -2L, -2LV, -3 |
x8 | -1, -2, -2L, -2LV, -3 | |
x16 | -1, -2, -2L, -2LV, -3 | |
Gen4 6 | x1, x2, x4, x8 | -2, -2L, -3 |
AMD UltraScale™ Devices | ||
Gen1 | x1, x2, x4, x8 | -1, -1L, -1LV, -1H, -1HV, -2, -3 3 |
Gen2 | x1, x2, x4, x8 | -1, -1L, -1LV, -1H, -1HV, -2, -3 3 |
Gen3 | x1, x2, x4 | -1, -1L, -1LV, -1H, -1HV, -2, -3 3, 4 |
Gen3 | x8 | -2, -3 |
7 series Gen3 Devices | ||
Gen1 | x1, x2, x4, x8 | -1, -1M, -1I, -2, -2L, -2G, -2I, -3 |
Gen2 | x1, x2, x4, x8 | -1, -1M, -1I, -2, -2L, -2G, -2I, -3 |
Gen3 | x1, x2, x4, x8 | -2, -2L, -2G, -2I, -3 |
7 series Gen2 Devices | ||
Gen1 | x1, x2, x4, x8 | -1 5 , -2 5 , -3 |
Gen2 | x1, x2, x4 | -1 5 , -2 5 , -3 |
x8 | -2 5 , -3 | |
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