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PCIe 3.0 4.0 5.0采用128b/130b编码
速度如下表格
标准 | 编码 | 总线频率 | 单lane峰值带宽 | 带宽(x1) |
PCIe 3.0 | 128b/130b | 4Ghz | 8 GT/s | 1000 MB/s |
PCIe 4.0 | 128b/130b | 8Ghz | 16 GT/s | 2000 MB/s |
标准 x lane | 时钟 | 带宽(x 1) | 带宽(x lane) |
PCIe 3.0 x1 | 8 GHz | 1GB/s | 1000 MB/s |
PCIe 3.0 x4 | 8 GHz | 1GB/s | 4000 MB/s |
PCIe 3.0 x8 | 8 GHz | 1GB/s | 8000 MB/s |
PCIe 3.0 x16 | 8 GHz | 1GB/s | 16000 MB/s |
PCIe 4.0 x1 | 16 GHz | 2GB/s | 2000 MB/s |
PCIe 4.0 x4 | 16 GHz | 2GB/s | 8000 MB/s |
PCIe 4.0 x8 | 16 GHz | 2GB/s | 16000 MB/s |
PCIe 4.0 x16 | 16 GHz | 2GB/s | 32000 MB/s |
标准 x lane | 时钟 | 带宽(x lane) |
PCIe 3.0 x1 | 8 GHz | 1000 MB/s |
PCIe 3.0 x4 | 8 GHz | 4000 MB/s |
PCIe 3.0 x8 | 8 GHz | 8000 MB/s |
PCIe 3.0 x16 | 8 GHz | 16000 MB/s |
PCIe 4.0 x1 | 16 GHz | 2000 MB/s |
PCIe 4.0 x4 | 16 GHz | 8000 MB/s |
PCIe 4.0 x8 | 16 GHz | 16000 MB/s |
PCIe 4.0 x16 | 16 GHz | 32000 MB/s |
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