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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 PRO 3900 vs Ryzen 9 3900X

The AMD Ryzen 9 PRO 3900 is newer than AMD Ryzen 9 3900X however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. Also, AMD Ryzen 9 3900X uses around 47% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 14886 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×AMD Ryzen 9 3900X+ ADD
Price Search Online Search Online
Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.8 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.6 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 768KB, L2: 6.0MB, L3: 64MB
TDP65W105W
Yearly Running Cost$11.86$19.16
Other
First Seen on ChartQ3 2019Q3 2019
# of Samples7114815
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)2649(-2.1%)2705(0.0%)
CPU Mark(% diff. to max in group)31366(-3.7%)32574(0.0%)

CPU Mark Rating
As of 23rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
31,366
AMD Ryzen 9 3900X
32,574
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 23rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
2,649
AMD Ryzen 9 3900X
2,705
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 AMD Ryzen 9 3900X
Max TDP65W105W
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.