Features o Radeon Pro W6800 o 32GB GDDR6 o PCI Express 4. 0 x16 Introducing the Incredibly Rapid Radeon(TM) PRO W6800. Delivering a Gigantic 32 GB of High-Performance ECC Memory, Hardware Raytracing, Optimizations for 6 Ultra-HD HDR Displays, Accelerated Software Multi-Tasking, PCIe(R) 4. 0 for Advanced Data Transfer Speeds, and Certifications for Many Popular Applications.