Latency - 4.1 English

10G/25G High Speed Ethernet Subsystem Product Guide (PG210)

Document ID
PG210
Release Date
2023-11-10
Version
4.1 English

The following table provides the measured latency information for the 10G/25G Ethernet Subsystem. This is the combined RX and TX latency for the core in the default configuration and does not include latency in the transceiver.

Table 1. Latency
Core Total Latency (ns) TX Latency (ns) RX Latency (ns) User Bus Width (bits) Core Clock Frequency (MHz)
10GE MAC + PCS 188.82 67.2 121.62 64 156.25
25GE MAC + PCS 80.41 29.58 50.83 64 390.625
10G PCS (BASE-KR) 332.8 172.8 160 64 156.25
25G PCS 138.25 71.68 66.57 64 390.625

10G PCS (BASE-R)

179.2

19.2 160 64 156.25
10GE MAC + PCS 54.4 28.8 25.6 32 312.5
10GE PCS 48 19.2 28.8 32 312.5
  1. These numbers include both RX and TX fabric logic, but do not include the GT.