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CPU Benchmarks

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AMD Ryzen 9 3900XT vs Intel i7-11700K

The Intel Core i7-11700K @ 3.60GHz is newer than AMD Ryzen 9 3900XT, while AMD Ryzen 9 3900XT is around 25% faster in multi-threaded (CPU Mark) testing, but Intel Core i7-11700K @ 3.60GHz is around 19% faster in single-thread testing. However, Intel Core i7-11700K @ 3.60GHz uses around 17% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 5206 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 3900XT×Intel Core i7-11700K @ 3.60GHz+ ADD
Price $239 - BUY $238.01 - BUY
Socket TypeAM4FCLGA1200
CPU ClassDesktopDesktop
Clockspeed3.8 GHz3.6 GHz
Turbo SpeedUp to 4.7 GHzUp to 5.0 GHz
# of Physical Cores12 (Threads: 24)8 (Threads: 16)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 640KB, L2: 4.0MB, L3: 16MB
TDP105W125W
Yearly Running Cost$19.16$22.81
OtherIntel UHD Graphics 750
First Seen on ChartQ3 2020Q4 2020
# of Samples12403966
CPU Value136.7103.2
Single Thread Rating(% diff. to max in group)2746(-19.2%)3400(0.0%)
CPU Mark(% diff. to max in group)32662(0.0%)24553(-24.8%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3900XT
32,662
Intel Core i7-11700K @ 3.60GHz
24,553
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD Ryzen 9 3900XT
136.7
Intel Core i7-11700K @ 3.60GHz
103.2
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3900XT
2,746
Intel Core i7-11700K @ 3.60GHz
3,400
PassMark Software © 2008-2024
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 3900XT Intel Core i7-11700K @ 3.60GHz
Max TDP105W125W
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.