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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9940X vs AMD Ryzen Threadripper PRO 3955WX

The AMD Ryzen Threadripper PRO 3955WX is newer than Intel Core i9-9940X @ 3.30GHz also around 31% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core i9-9940X @ 3.30GHz uses substantially less power. 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 400 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 Core i9-9940X @ 3.30GHz×AMD Ryzen Threadripper PRO 3955WX+ ADD
Price $921.63 - BUY $950 - BUY
Socket TypeFCLGA2066sWRX8
CPU ClassDesktopDesktop, Server
Clockspeed3.3 GHz3.9 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.3 GHz
# of Physical Cores14 (Threads: 28)16 (Threads: 32)
CacheL1: 896KB, L2: 14.0MB, L3: 19MBL1: 1,024KB, L2: 8.0MB, L3: 64MB
TDP165W280W
Yearly Running Cost$30.11$51.10
Other
First Seen on ChartQ4 2018Q3 2020
# of Samples183217
CPU Value30.442.4
Single Thread Rating(% diff. to max in group)2628(-2.0%)2681(0.0%)
CPU Mark(% diff. to max in group)27975(-30.5%)40274(0.0%)

CPU Mark Rating
As of 1st of December 2024 - Higher results represent better performance
Intel Core i9-9940X @ 3.30GHz
27,975
AMD Ryzen Threadripper PRO 3955WX
40,274
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 1st of December 2024 - Higher results represent better value
Intel Core i9-9940X @ 3.30GHz
30.4
AMD Ryzen Threadripper PRO 3955WX
42.4
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 1st of December 2024 - Higher results represent better performance
Intel Core i9-9940X @ 3.30GHz
2,628
AMD Ryzen Threadripper PRO 3955WX
2,681
PassMark Software © 2008-2024
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 Core i9-9940X @ 3.30GHz AMD Ryzen Threadripper PRO 3955WX
Max TDP165W280W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.