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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3950X vs Ryzen 9 5950X vs EPYC 9654 vs Intel Xeon E5-2643 v3

The CPUs selected in this comparison belong in different CPU Classes: Desktop, Server. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 16951 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.

×AMD Ryzen 9 3950X×AMD Ryzen 9 5950X×AMD EPYC 9654×Intel Xeon E5-2643 v3 @ 3.40GHz+ ADD
Price $485.95 - BUY $341 - BUY $4698.95 - BUY $229.95 - BUY
Socket TypeAM4AM4SP5LGA2011-v3
CPU ClassDesktopDesktopServerServer
Clockspeed3.5 GHz3.4 GHz2.4 GHz3.4 GHz
Turbo SpeedUp to 4.7 GHzUp to 4.9 GHzUp to 3.7 GHzUp to 3.7 GHz
# of Physical Cores16 (Threads: 32)16 (Threads: 32)96 (Threads: 192)6 (Threads: 12)
CacheL1: 1,024KB, L2: 8.0MB, L3: 64MBL1: 1,024KB, L2: 8.0MB, L3: 64MBL1: 6,144KB, L2: 96.0MB, L3: 384MBL1: 384KB, L2: 1.5MB, L3: 20MB
TDP105W105W360W135W
Yearly Running Cost$19.16$19.16$65.70$24.64
Other
First Seen on ChartQ4 2019Q4 2020Q4 2022Q1 2015
# of Samples3515133473653
CPU Value79.5133.425.645.4
Single Thread Rating(% diff. to max in group)2706(-22.0%)3469(0.0%)2908(-16.2%)2070(-40.3%)
CPU Mark(% diff. to max in group)38650(-67.9%)45474(-62.2%)120240(0.0%)10429(-91.3%)

CPU Mark Rating
As of 21st of April 2025 - Higher results represent better performance
AMD Ryzen 9 3950X
38,650
AMD Ryzen 9 5950X
45,474
AMD EPYC 9654
120,240
Intel Xeon E5-2643 v3 @ 3.40GHz
10,429
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 21st of April 2025 - Higher results represent better value
AMD Ryzen 9 3950X
79.5
AMD Ryzen 9 5950X
133.4
AMD EPYC 9654
25.6
Intel Xeon E5-2643 v3 @ 3.40GHz
45.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 21st of April 2025 - Higher results represent better performance
AMD Ryzen 9 3950X
2,706
AMD Ryzen 9 5950X
3,469
AMD EPYC 9654
2,908
Intel Xeon E5-2643 v3 @ 3.40GHz
2,070
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.
AMD Ryzen 9 3950X AMD Ryzen 9 5950X AMD EPYC 9654 Intel Xeon E5-2643 v3 @ 3.40GHz
Max TDP105W105W360W135W
Power consumption per day (kWh)NANANANA
Running cost per dayNANANANA
Power consumption per year (kWh)NANANANA
Running cost per yearNANANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.