Dynatron B9 1U Active FCLGA3647 Square ILM CPU Cooler – Coolerguys
Amazon.com: CPU Heat Sink LGA 3647‑0 1U X11, Supports FCLGA3647‑0 and The CPU Socket of Intel Xeon Scalable Processor, Computer CPU Cooling for Purley Platform CPU Heat Sink Cooling : Electronics
Dynatron B5 Intel Socket FCLGA3647 Narrow ILM 60x60x25mm PWM Fan, Aluminum Heatsink with Heatpipe embedded for 2U Server up to CPU power 205 Watts CPU Cooler - Walmart.com
Xeon Scalable Processors Platinum 8168 Server CPU FCLGA3647 - AliExpress
Big Sockets - The monstrous Intel LGA 3647 socket and package