For those cautious of parts from AliExpress. I have received both of these from the same seller, RE store. Both post, both identify correctly, all cores work and got them for 32
Intel Xeon X5470 Slbbf Processor(3.33ghz/12m/1333)equal To Core 2 Quad Q9750 Cpuworks (lga 775 Mainboard No Need Adapter) - Cpus - AliExpress
Intel Xeon Processor X5670 (12M Cache, 2.93 GHz, 6.40 GT/s Intel QPI) LGA1366 PC computer Server CPU - Price history & Review | AliExpress Seller - Yao Yue Store | Alitools.io