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AMD Ryzen 9 PRO 3900 vs Intel i9-10940X

The Intel Core i9-10940X @ 3.30GHz is newer than AMD Ryzen 9 PRO 3900 and is around -11% slower in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, AMD Ryzen 9 PRO 3900 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 403 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 PRO 3900×Intel Core i9-10940X @ 3.30GHz+ ADD
Price Search Online $525.03 - BUY
Socket TypeAM4FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.3 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.8 GHz
# of Physical Cores12 (Threads: 24)14 (Threads: 28)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 896KB, L2: 14.0MB, L3: 19MB
TDP65W165W
Yearly Running Cost$11.86$30.11
Other
First Seen on ChartQ3 2019Q4 2019
# of Samples83320
CPU Value0.052.7
Single Thread Rating(% diff. to max in group)2647(-0.4%)2658(0.0%)
CPU Mark(% diff. to max in group)31251(0.0%)27687(-11.4%)

CPU Mark Rating
As of 10th of December 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
31,251
Intel Core i9-10940X @ 3.30GHz
27,687
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of December 2025 - Higher results represent better value
AMD Ryzen 9 PRO 3900
NA
Intel Core i9-10940X @ 3.30GHz
52.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of December 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
2,647
Intel Core i9-10940X @ 3.30GHz
2,658
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 PRO 3900 Intel Core i9-10940X @ 3.30GHz
Max TDP65W165W
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.