Nvidia HSI (High Speed Interconnect AGP-PCIe)
Alias: Nvidia BR02, Nvidia BR02-A1 Eng (Engineering Sample 1st revision), Nvidia BR02-A2 Eng (Engineering Sample 2nd Revision), Nvidia HSI-A2 (Revision 2), Nvidia HSI-A4 (Revision 4), Nvidia HSI-N-A4 (Other marking of Revision 4)