GamePC (Silicon Valley company that makes custom workstations) has Xeon W listed in their prices.
iMac Pro - $9,599 (same configuration that MKBHD had)
- Intel Xeon W-2155 (downclocked)
- Radeon Pro Vega 64 16 GB HBM2 (downclocked)
- 128 GB DDR4-2666 ECC
- 2 TB PCIe NVMe SSD
- 10 Gb network card
- MacOS
- 1 year warranty
GamePC GMT-W7/300 - $6,514 (PC) + $1,299 (Dell UP2715K display) = $7,813
- Intel Xeon W-2155
- Radeon Pro Vega Frontier Edition (Vega 64) 16 GB HBM2
- 128 GB DDR4-2666 ECC
- 2 TB PCIe NVMe SSD
- 10 Gb network card (2x)
- Windows 10 Pro
- 1 year warranty
That's $1,786 less for a more powerful workstation that can be upgraded and won't have thermal throttling.