Intel Xeon X5550 SLBF5 8M Cache 2.66 GHz 6.40 GT/s CPU B-10 - All Things Surplus
I found a pile of old xeon, two of them being pga instead of lga, pretty fun ! They all date from before 2010, the strongest ones being 4c8t : r/ intel
Mac Pro 4Core : 2.8GHz Quad Core 8GB 500GB Super Drive Intel Xeon 2010 - Pre Owned
The Intel Xeon 5670: Six Improved Cores
X5690 Matched Pair Apple Mac Pro 5.1 3.46GHz 12 Core CPU Intel Xeon 2010 2012 US | eBay
Xeon - Wikipedia
Intel Xeon X5680 Computer CPUs | Mercari
Apple Mac Pro Mid 2010 2 x 2.4GHz Quad-Core Intel Xeon (MC561LL/A) – UNICOM, Inc.
4th Gen Intel Xeon Scalable Sapphire Rapids Leaps Forward - Page 13 of 13