F-Tile Ethernet Intel® FPGA Hard IP User Guide

ID 683023
Date 10/02/2023
Public

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1.2.4. Round-trip Latency

The following table includes the round-trip latency numbers for specific variants. The latency numbers for the F-Tile Ethernet Intel® FPGA Hard IP are obtained from the Intel® Quartus® Prime Pro Edition software version 22.1.

Table 8.  Round-trip Latency for Intel Agilex® 7 Devices
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