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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3900X vs Intel i7-11700K vs Ryzen 7 5800X

All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 36059 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 3900X×Intel Core i7-11700K @ 3.60GHz×AMD Ryzen 7 5800X+ ADD
Price Search Online Search Online Search Online
Socket TypeAM4FCLGA1200AM4
CPU ClassDesktopDesktopDesktop
Clockspeed3.8 GHz3.6 GHz3.8 GHz
Turbo SpeedUp to 4.6 GHzUp to 5.0 GHzUp to 4.7 GHz
# of Physical Cores12 (Threads: 24)8 (Threads: 16)8 (Threads: 16)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 640KB, L2: 4.0MB, L3: 16MBL1: 512KB, L2: 4.0MB, L3: 32MB
TDP105W125W105W
Yearly Running Cost$19.16$22.81$19.16
OtherIntel UHD Graphics 750
First Seen on ChartQ3 2019Q4 2020Q4 2020
# of Samples14670442916960
CPU Value0.00.00.0
Single Thread Rating(% diff. to max in group)2704(-21.5%)3394(-1.5%)3445(0.0%)
CPU Mark(% diff. to max in group)32576(0.0%)24451(-24.9%)27778(-14.7%)

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 3900X
32,576
Intel Core i7-11700K @ 3.60GHz
24,451
AMD Ryzen 7 5800X
27,778
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 9 3900X
2,704
Intel Core i7-11700K @ 3.60GHz
3,394
AMD Ryzen 7 5800X
3,445
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 3900X Intel Core i7-11700K @ 3.60GHz AMD Ryzen 7 5800X
Max TDP105W125W105W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.