The following table includes the round-trip latency numbers for specific variants. The latency numbers for the F-Tile Ethernet Hard IP are obtained from the Quartus® Prime Pro Edition software version 22.1.
| Client Interface | Data Rate | PMA Type | Ethernet Mode | FEC Mode | Enable Asynchronous Adaptor Clocks | Round Trip (TX+RX) of MAC+PHY | |
|---|---|---|---|---|---|---|---|
| Hardware Measurement (PS) | Simulation Number (PS) | ||||||
| MAC Segmented/ MAC Avalon ST |
10GE | FGT | 10GE-1 | None | Off | 407118 | 377280 |
| On | 461731 | 452982 | |||||
| 25GE | FGT | 25GE-1 | IEEE 802.3 RS(528,514) (CL91) | Off | 494002 | 530974 | |
| IEEE 802.3 BASE-R Firecode (CL 74) | Off | 352504 | 349956 | ||||
| IEEE 802.3 RS(528,514) (CL91)) | On | 533721 | 530974 | ||||
| IEEE 802.3 BASE-R Firecode (CL 74) | On | 414565 | 402526 | ||||
| None | Off | 181217 | 217838 | ||||
| None | On | 233348 | 216991 | ||||
| 40GE | FGT | 40GE-4 | None | Off | 491520 | 469224 | |
| 40GE-4 | None | On | 491520 | 474275 | |||
| 50GE | FGT | 50GE-2 | None | Off | 228383 | 225948 | |
| None | On | 243278 | 229309 | ||||
| IEEE 802.3 RS(528,514) (CL91) | Off | 372364 | 359896 | ||||
| IEEE 802.3 RS(528,514) (CL91) | On | 392223 | 383178 | ||||
| FHT | 50GE-1 | IEEE 802.3 RS(544,514) (CL134) | Off | 392734 | 380688 | ||
| 100GE | FGT | 100GE-4 | None | Off | 285479 | 270596 | |
| FHT | 100GE-4 | None | Off | 297891 | 283032 | ||
| FGT | 100GE-4 | None | On | 305338 | 291675 | ||
| FHT | 100GE-4 | None | On | 317750 | 309593 | ||
| FGT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | Off | 347539 | 360849 | ||
| FHT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | Off | 357469 | 359900 | ||
| FHT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | On | 382293 | 367930 | ||
| FGT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | On | 367399 | 360849 | ||
| FGT | 100GE-2 | IEEE 802.3 RS(544,514) (CL134) | Off | 356593 | 351812 | ||
| FGT | 100GE-2 | Ethernet Technology Consortium RS(272, 258) | Off | 313224 | 301156 | ||
| FHT | 100GE-1 | IEEE 802.3 RS(544,514) (CL134) | Off | 431942 | 448708 | ||
| 200GE | FGT | 200GE-4 | IEEE 802.3 RS(544,514) (CL134) | N/A | 296358 | 291496 | |
| FGT | 200GE-4 | Ethernet Technology Consortium RS(272, 258) | N/A | 260216 | 252988 | ||
| FHT | 200GE-2 | IEEE 802.3 RS(544,514) (CL134) | N/A | 310814 | 306000 | ||
| 400GE | FGT | 400GE-8 | IEEE 802.3 RS(544,514) (CL134) | N/A | 272264 | 260184 | |
| FGT | 400GE-8 | Ethernet Technology Consortium RS(272, 258) | N/A | 248169 | 243376 | ||
| FHT | 400GE-4 | IEEE 802.3 RS(544,514) (CL134) | N/A | 279492 | 272224 | ||
| MII PCS Only | 25GE | FGT | 25GE-1 | IEEE 802.3 RS(544,514) (CL134) | N/A | 424056 | 399600 |
| FHT | 25GE-1 | IEEE 802.3 RS(544,514) (CL134) | N/A | 433694 | 422088 | ||
| 50GE | FGT | 50GE-2 | IEEE 802.3 RS(544,514) (CL134) | N/A | 274673 | 284280 | |
| 10GE | FGT | 10GE-1 | None | N/A | 302856 | 178748 | |
| 100GE | FGT | 100GE-2 | Ethernet Technology Consortium RS(272, 258) | N/A | 216847 | 183148 | |
| FHT | 100GE-2 | Ethernet Technology Consortium RS(272, 258) | N/A | 178296 | 233740 | ||
| 200GE | FGT | 200GE-4 | Ethernet Technology Consortium RS(272, 258) | N/A | 171068 | 187920 | |
| 400GE | FGT | 400GE-8 | Ethernet Technology Consortium RS(272, 258) | N/A | 173477 | 212048 | |
| PCS66 OTN | 25GE | FGT | 25GE-1 | Ethernet Technology Consortium RS(272, 258) | N/A | 404635 | 397247 |
| 50GE | FGT | 50GE-2 | IEEE 802.3 RS(544,514) (CL134) | N/A | 296357 | 274712 | |
| 100GE | FGT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | N/A | 203558 | 206016 | |
| PCS66 FlexE | 100GE | FGT | 100GE-4 | IEEE 802.3 RS(528,514) (CL91) | N/A | 168804 | 210964 |
| 200GE | FGT | 200GE-4 | IEEE 802.3 RS(544,514) (CL 134) | N/A | 214438 | 180671 | |
| 400GE | FHT | 400GE-4 | IEEE 802.3 RS(544,514) (CL 134) | N/A | 284311 | 209584 | |