CPU-Z Benchmarks on various Synology models - Hope this helps give a rough idea of the CPU power difference between models. Also included 2 other VMs running on Windows Hyper-V Server. :
Scientific and Synthetic Benchmarks: 2D to 3D, Emulation, Encryption - Intel Xeon E5-2697 v2 and Xeon E5-2687W v2 Review: 12 and 8 Cores
CPU Benchmarks - Intel Haswell-EP Xeon 12 Core Review: E5-2650L V3 and E5- 2690 V3
🇬🇧 Core i5-10400 goes against Xeon E5-2690 V3 in 22 games at 1080p, RX 6800XT, Ryzen 5 5600X - YouTube
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SAP S&D 2-tier - The Intel Xeon E5 v4 Review: Testing Broadwell-EP With Demanding Server Workloads
Cheap Intel BX80635E52690V2 3.0GHz Xeon 10 Core | New
Dual Intel Xeon E5-2697 V4 Benchmarks - #3 in the lineup