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AMD Ryzen Threadripper PRO 3945WX vs Ryzen 9 3900

The AMD Ryzen Threadripper PRO 3945WX is newer than AMD Ryzen 9 3900 also around 8% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Ryzen 9 3900 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 575 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 Threadripper PRO 3945WX×AMD Ryzen 9 3900+ ADD
Price Search Online Search Online
Socket TypesWRX8AM4
CPU ClassDesktop, ServerDesktop
Clockspeed4.0 GHz3.1 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.3 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 768KB, L2: 6.0MB, L3: 64MB
TDP280W65W
Yearly Running Cost$51.10$11.86
Other
First Seen on ChartQ3 2020Q4 2019
# of Samples135440
CPU Value0.061.1
Single Thread Rating(% diff. to max in group)2700(0.0%)2623(-2.8%)
CPU Mark(% diff. to max in group)33533(0.0%)30803(-8.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 6th of October 2024 - Higher results represent better performance
AMD Ryzen Threadripper PRO 3945WX
33,533
AMD Ryzen 9 3900
30,803
CPU Value (CPU Mark / $Price)
As of 6th of October 2024 - Higher results represent better value
AMD Ryzen Threadripper PRO 3945WX
NA
AMD Ryzen 9 3900
61.1
CPU Single Thread Rating
As of 6th of October 2024 - Higher results represent better performance
AMD Ryzen Threadripper PRO 3945WX
2,700
AMD Ryzen 9 3900
2,623
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 Threadripper PRO 3945WX AMD Ryzen 9 3900
Max TDP280W65W
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.