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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 PRO 3900 vs Ryzen 9 3950X

The AMD Ryzen 9 3950X is newer than AMD Ryzen 9 PRO 3900 also around 19% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Ryzen 9 3950X 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 3558 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 3950X+ ADD
Price Search Online $485.95 - BUY
Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.5 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.7 GHz
# of Physical Cores12 (Threads: 24)16 (Threads: 32)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 1,024KB, L2: 8.0MB, L3: 64MB
TDP65W105W
Yearly Running Cost$11.86$19.16
Other
First Seen on ChartQ3 2019Q4 2019
# of Samples713487
CPU Value0.079.5
Single Thread Rating(% diff. to max in group)2649(-2.1%)2705(0.0%)
CPU Mark(% diff. to max in group)31366(-18.9%)38653(0.0%)

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
31,366
AMD Ryzen 9 3950X
38,653
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of April 2025 - Higher results represent better value
AMD Ryzen 9 PRO 3900
NA
AMD Ryzen 9 3950X
79.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 PRO 3900
2,649
AMD Ryzen 9 3950X
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 3950X
Max TDP65W105W
Power consumption per day (kWh)0.130.21
Running cost per day$0.033$0.052
Power consumption per year (kWh)47.576.6
Running cost per year$11.86$19.16
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.