Budget" DGX Workstation for our startup - Quad 4090s, 32 Core Threadripper 5975WX, 128GB ECC RAM, Twin Rad Custom Loop. Will live in a closet and never be plugged into a monitor. :
AMD Threadripper Pro 3995WX Review: Ripping With 8 Memory Channels | Tom's Hardware
AMD Threadripper PRO Memory Channel Performance Scaling | Puget Systems
128GB 4x32GB DDR4-3200 PC4-25600 2Rx8 ECC Unbuffered Server Memory by NEMIX RAM at Amazon.com
The AMD Threadripper ECC DDR4-2666 Testing That Wasn't - Phoronix