8GT/s x4ですね~
01:00.0 Ethernet controller: Intel Corporation Ethernet Controller X710 for 10GbE SFP (rev 02)
Subsystem: Intel Corporation Ethernet Converged Network Adapter X710
Control: I/O- Mem BusMaster SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx
Status: Cap 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
IOMMU group: 12
Region 0: Memory at 4017000000 (64-bit, prefetchable) [size=8M]
Region 3: Memory at 4019800000 (64-bit, prefetchable) [size=32K]
Expansion ROM at 81180000 [disabled] [size=512K]
Capabilities: [40] Power Management version 3
Flags: PMEClk- DSI D1- D2- AuxCurrent=0mA PME(D0 ,D1-,D2-,D3hot ,D3cold-)
Status: D0 NoSoftRst PME-Enable- DSel=0 DScale=1 PME-
Capabilities: [50] MSI: Enable- Count=1/1 Maskable 64bit
Address: 0000000000000000 Data: 0000
Masking: 00000000 Pending: 00000000
Capabilities: [70] MSI-X: Enable Count=129 Masked-
Vector table: BAR=3 offset=00000000
PBA: BAR=3 offset=00001000
Capabilities: [a0] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 2048 bytes, PhantFunc 0, Latency L0s <512ns, L1 <64us
ExtTag AttnBtn- AttnInd- PwrInd- RBE FLReset SlotPowerLimit 0W
DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
RlxdOrd ExtTag PhantFunc- AuxPwr- NoSnoop- FLReset-
MaxPayload 256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr NonFatalErr- FatalErr- UnsupReq AuxPwr- TransPend-
LnkCap: Port #0, Speed 8GT/s, Width x4, ASPM L1, Exit Latency L1 <16us
ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp
LnkCtl: ASPM Disabled; RCB 64 bytes, Disabled- CommClk
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 8GT/s, Width x4
TrErr- Train- SlotClk DLActive- BWMgmt- ABWMgmt-
DevCap2: Completion Timeout: Range ABCD, TimeoutDis NROPrPrP- LTR-
10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix-
EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
FRS- TPHComp- ExtTPHComp-
AtomicOpsCap: 32bit- 64bit- 128bitCAS-
DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LTR- 10BitTagReq- OBFF Disabled,
AtomicOpsCtl: ReqEn-
LnkCap2: Supported Link Speeds: 2.5-8GT/s, Crosslink- Retimer- 2Retimers- DRS-
LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-
Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
Compliance Preset/De-emphasis: -6dB de-emphasis, 0dB preshoot
LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete EqualizationPhase1
EqualizationPhase2 EqualizationPhase3 LinkEqualizationRequest-
Retimer- 2Retimers- CrosslinkRes: unsupported
Capabilities: [100 v2] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UESvrt: DLP SDES TLP- FCP CmpltTO- CmpltAbrt- UnxCmplt- RxOF MalfTLP ECRC- UnsupReq- ACSViol-
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- AdvNonFatalErr
CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- AdvNonFatalErr
AERCap: First Error Pointer: 00, ECRCGenCap ECRCGenEn- ECRCChkCap ECRCChkEn-
MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
HeaderLog: 00000000 00000000 00000000 00000000
Capabilities: [140 v1] Device Serial Number b8-01-1b-ff-ff-b4-be-60
Capabilities: [150 v1] Alternative Routing-ID Interpretation (ARI)
ARICap: MFVC- ACS-, Next Function: 1
ARICtl: MFVC- ACS-, Function Group: 0
Capabilities: [160 v1] Single Root I/O Virtualization (SR-IOV)
IOVCap: Migration- 10BitTagReq- Interrupt Message Number: 000
IOVCtl: Enable- Migration- Interrupt- MSE- ARIHierarchy 10BitTagReq-
IOVSta: Migration-
Initial VFs: 32, Total VFs: 32, Number of VFs: 0, Function Dependency Link: 00
VF offset: 16, stride: 1, Device ID: 154c
Supported Page Size: 00000553, System Page Size: 00000001
Region 0: Memory at 0000004019000000 (64-bit, prefetchable)
Region 3: Memory at 0000004019820000 (64-bit, prefetchable)
VF Migration: offset: 00000000, BIR: 0
Capabilities: [1a0 v1] Transaction Processing Hints
Device specific mode supported
No steering table available
Capabilities: [1b0 v1] Access Control Services
ACSCap: SrcValid- TransBlk- ReqRedir- CmpltRedir- UpstreamFwd- EgressCtrl- DirectTrans-
ACSCtl: SrcValid- TransBlk- ReqRedir- CmpltRedir- UpstreamFwd- EgressCtrl- DirectTrans-
Capabilities: [1d0 v1] Secondary PCI Express
LnkCtl3: LnkEquIntrruptEn- PerformEqu-
LaneErrStat: 0
Kernel driver in use: i40e
Kernel modules: i40e