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Intel i7-5820K vs AMD Ryzen 3 3100

The AMD Ryzen 3 3100 is newer than Intel Core i7-5820K @ 3.30GHz and is around 18% faster in multi-threaded (CPU Mark) testing. The AMD Ryzen 3 3100 is around 21% faster in single-thread testing. Also, AMD Ryzen 3 3100 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 6662 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.

×Intel Core i7-5820K @ 3.30GHz×AMD Ryzen 3 3100+ ADD
Price $158.02 - BUY $62.95 - BUY
Socket TypeLGA2011-v3AM4
CPU ClassDesktopDesktop
Clockspeed3.3 GHz3.6 GHz
Turbo SpeedUp to 3.6 GHzUp to 3.9 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 15MBL1: 256KB, L2: 2.0MB, L3: 16MB
TDP140W65W
Yearly Running Cost$25.55$11.86
Other
First Seen on ChartQ3 2014Q2 2020
# of Samples50241638
CPU Value62.2183.5
Single Thread Rating(% diff. to max in group)1988(-17.6%)2414(0.0%)
CPU Mark(% diff. to max in group)9828(-14.9%)11554(0.0%)

CPU Mark Rating
As of 15th of July 2025 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
9,828
AMD Ryzen 3 3100
11,554
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of July 2025 - Higher results represent better value
Intel Core i7-5820K @ 3.30GHz
62.2
AMD Ryzen 3 3100
183.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of July 2025 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
1,988
AMD Ryzen 3 3100
2,414
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.
Intel Core i7-5820K @ 3.30GHz AMD Ryzen 3 3100
Max TDP140W65W
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.