The IBM 85Y6046 is a Battery-Backed Write Cache pack, designed for enterprise RAID controllers in enterprise servers. It provides backup power to the BBWC module during unexpected power loss, ensuring cached write data is safely committed to flash memory. This is a high-volume replacement part in TPM market as enterprise servers remain widely deployed.
| ports | 2 |
| speed | 10GbE |
| interface | SFP+ |
| lowProfile | Yes |
| pcieInterface | PCIe 3.0 x8 |
| virtualization | SR-IOV support |