E8870IO Description
Intel® E8870IO Server I/O Hub (SIOH) Datasheet Product.
E8870IO Key Features
- Two SPs with 3.2 GB/s peak bandwidth per direction per SP
- Bi-directional SPs for a total bandwidth of 12.8 GB/s. Four Hub Interface 2.0 Ports
- For connecting to Intel® 82870P2 PCI/ PCI-X 64-bit Hub 2 (P64H2)
- 16-bit, 533 MHz interface
- 1 GB/s peak data rate. One Hub Interface 1.5 Port
- For connecting to Intel® 82801DB. Legacy I/O Controller Hub 4 (ICH4)
- 8-bit, 266 MHz interface
- 266 MB/s peak data rate. Supports peer-to-peer write traffic between Hub Interface Ports. Dedicated read cache for each
- 32 128-byte cache lines
- Dedicated prefetch engines for Hub Interface 2.0 ports. Supports caching of frequently used and prefetched data residing