A first draft of the Desktop Computing Recommendations for 2018-2019 is available at:
https://www.isc.upenn.edu/how-to/1st-draft-desktop-computing-recommendations-penn-2018-2019
Please note that many of the specifications and pricing in this first draft are forward-looking (in particular those around the re-integration of AMD into the recommendations). Also, some of the supporting documents are placeholders or unfinished at this time.