Ordered two Xeon L5640 processors for my R610, just to see what kind of power saving I could get. One of them came like this ( first photo). Got an replacement today (
SLBV8 Intel Xeon L5640 2.26GHZ/12M/5.86 6-Cores 12-Threads LGA 1366/Socket B cpu 675901038652 | eBay
Intel Xeon L5640 Drivers & Specs 2023
Free shipping Intel Xeon L5640 LGA 1366/Socket B (SLBV8) CPU Processor 2.26 GHz | eBay