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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-2620 vs Core2 Duo E8500 vs i9-9980XE

The CPUs selected in this comparison belong in different CPU Classes: Server, Desktop. Consider, selecting CPUs from simliar CPU Class for more apt comparison. The values below were tabulated from a combined 3187 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Xeon E5-2620 @ 2.00GHz×Intel Core2 Duo E8500 @ 3.16GHz×Intel Core i9-9980XE @ 3.00GHz+ ADD
Price $89.95 - BUY Search Online $1498.95 - BUY
Socket TypeLGA2011LGA775FCLGA2066
CPU ClassServerDesktopDesktop
Clockspeed2.0 GHz3.2 GHz3.0 GHz
Turbo SpeedUp to 2.5 GHzNot SupportedUp to 4.5 GHz
# of Physical Cores6 (Threads: 12)2 (Threads: 2)18 (Threads: 36)
CacheL1: 384KB, L2: 1.5MB, L3: 15MBL1: 128KB, L2: 6.0MB, L3: 0MBL1: 1,152KB, L2: 18.0MB, L3: 25MB
TDP95W65W165W
Yearly Running Cost$17.34$11.86$30.11
Other
First Seen on ChartQ2 2012Q4 2008Q4 2018
# of Samples3562525306
CPU Value59.211.821.0
Single Thread Rating(% diff. to max in group)1116(-56.2%)13233(-48.0%)2547(0.0%)
CPU Mark(% diff. to max in group)5328(-83.1%)1297(-95.9%)31505(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 4th of December 2025 - Higher results represent better performance
Intel Xeon E5-2620 @ 2.00GHz
5,328
Intel Core2 Duo E8500 @ 3.16GHz
1,297
Intel Core i9-9980XE @ 3.00GHz
31,505
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 4th of December 2025 - Higher results represent better value
Intel Xeon E5-2620 @ 2.00GHz
59.2
Intel Core2 Duo E8500 @ 3.16GHz
11.8
Intel Core i9-9980XE @ 3.00GHz
21.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 4th of December 2025 - Higher results represent better performance
Intel Xeon E5-2620 @ 2.00GHz
1,116
Intel Core2 Duo E8500 @ 3.16GHz
1,323
Intel Core i9-9980XE @ 3.00GHz
2,547
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Xeon E5-2620 @ 2.00GHz Intel Core2 Duo E8500 @ 3.16GHz Intel Core i9-9980XE @ 3.00GHz
Max TDP95W65W165W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.