Colorado Engineering to develop GPUs for F-35 Block 4 radar Posted on July 8, 2017July 7, 2017 by alert5 Colorado Engineering has been give a nearly $3 million contract to design, fabricate and test graphics processing units (GPU) for the F-35 Block 4 radar upgrade program. Related posts (Automatically Generated): Elbit Systems of America to upgrade USAF F-16 Block 30 and Block 50 HUD MDA awards Raytheon $312 million for New SM-3 Block IB Raytheon gets contract for Air and Missile Defense S-Band Radar Raytheon to Design Technology Demonstrator for Air and Missile Defense Radar Northrop Grumman gets contract for last three Global Hawk Block 30s Venlet “pleased” with first F-35 radar cross-section test