Intel DH55HC Intel Desktop Board DH55HC Specification Update - Page 6

Summary of Changes The following table indicates the Specification Changes, Errata, Specification Clarifications, or Documentation Changes that apply to the Intel® Desktop Board DH55HC. Intel intends to fix some of the errata in a future revision of the desktop board, and to account for the other outstanding issues through documentation or specification changes as noted. The following notations are used in the table: Doc: Document change or update that will be implemented. Plan Fix: This erratum may be fixed in a future revision of the desktop board, driver, or BIOS. Fixed: This erratum has been previously fixed. No Fix: There are no plans to fix this erratum. Shaded: This erratum is either new or modified from the previous version of the document. No. Plans 1 Doc No. Plans Specification Changes Updated Section 2.2.2.2 and Section 2.2.2.6 of the Technical Product Specification as shown in the Specification Changes Section below. Errata There are no characterized erratum for this product. Specification Changes The Specification Changes listed in this section apply to the Intel® Desktop Board DH55HC Technical Product Specification (Order Number E82983). 1. Updated Section 2.2.2.2 Add-in Card Connectors and Section 2.2.2.6 Front Panel USB Headers of the Intel Desktop Board DH55HC Technical Product Specification as shown below. 2.2.2.2 Add-in Card Connectors The board has the following add-in card connectors: • One PCI Express 2.0 x16: this connector supports simultaneous transfer speeds of up to 8 GB/s of peak bandwidth per direction. • Two PCI Express 2.0 x1: each of these connectors support simultaneous transfer speeds of up to 250 MB/s (2.5 GT/s) of peak bandwidth per direction. • Three Conventional PCI (rev 2.3 compliant) connectors. 6 Intel Desktop Board DH55HC Specification Update