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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3900 vs AMD Ryzen 7 3800XT

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

  • 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 3900×AMD Ryzen 7 3800XT+ ADD
Price $504.05 - BUY $206.5 - BUY
Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.9 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.7 GHz
# of Physical Cores12 (Threads: 24)8 (Threads: 16)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 512KB, L2: 4.0MB, L3: 32MB
TDP65W105W
Yearly Running Cost$11.86$19.16
Other
First Seen on ChartQ4 2019Q3 2020
# of Samples280518
CPU Value61.1115.0
Single Thread Rating(% diff. to max in group)2613(-7.0%)2809(0.0%)
CPU Mark(% diff. to max in group)30795(0.0%)23743(-22.9%)

CPU Mark Rating
As of 2nd of June 2023 - Higher results represent better performance
AMD Ryzen 9 3900
30,795
AMD Ryzen 7 3800XT
23,743
PassMark Software © 2008-2023
CPU Value (CPU Mark / $Price)
As of 2nd of June 2023 - Higher results represent better value
AMD Ryzen 9 3900
61.1
AMD Ryzen 7 3800XT
115.0
PassMark Software © 2008-2023
CPU Single Thread Rating
As of 2nd of June 2023 - Higher results represent better performance
AMD Ryzen 9 3900
2,613
AMD Ryzen 7 3800XT
2,809
PassMark Software © 2008-2023

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 3900AMD Ryzen 7 3800XT
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.