STKLS1043A
| RCW | SerDes2 | 1355 | 3335 | 3358 | 1455 |
| Lane D/0 | PCIe | PCIe | SATA | PCIe |
| Lane C/1 | PCIe | SGMII | PCIe | PCIe |
| Lane B/2 | SGMII | SGMII | SGMII | QSGMII |
| Lane A/3 | XFI | SGMII | SGMII | XFI |
STKLS1046A
| RCW | SerDes1 | 1040 | 1133 | 3333 |
| Lane D/0 | XFI | XFI | SGMII |
| Lane C/1 | | XFI | SGMII |
| Lane B/2 | QSGMII | SGMII | SGMII |
| Lane A/3 | | SGMII | SGMII |
| RCW | SerDes2 | 5559 | 5577 | 5506 | 5A59 | 5A06 |
| Lane A/0 | PCIe x1 | PCIe x1 | PCIe x1 | PCIe x1 | PCIe x1 |
| Lane B/1 | PCIe x1 | PCIe x1 | PCIe x1 | SGMII | SGMII |
| Lane C/2 | PCIe x1 | PCIe x2 | | PCIe x1 | |
| Lane D/3 | SATA | PCIe x1 | SATA | PCIe x1 |
STKLS1088A
| RCW | SerDes1 | 3333 | 1133 |
| Lane D/0 | SGMII | XFI2 |
| Lane C/1 | SGMII | XFI1 |
| Lane B/2 | SGMII | SGMII |
| Lane A/3 | SGMII | SGMII |
| RCW | SerDes2 | 5559 | 5577 | 5506 | 5A59 | 5A06 |
| Lane A/0 | | | | | |
| Lane B/1 | | | | | |
| Lane C/2 | | | | | |
| Lane D/3 | | | | | |
