CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3900X vs Intel Core i9-9900K @ 3.60GHz vs Intel Core i7-7700K @ 4.20GHz

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 3900X×Intel Core i9-9900K @ 3.60GHz×Intel Core i7-7700K @ 4.20GHz+ ADD
Socket TypeAM4FCLGA1151-2 LGA 1151
CPU ClassDesktopDesktopDesktop
Clockspeed3.8 GHz3.6 GHz4.2 GHz
Turbo SpeedUp to 4.6 GHzUp to 5.0 GHzUp to 4.5 GHz
# of Physical Cores12 (Threads: 24)8 (Threads: 16)4 (Threads: 8)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 256KB, L2: 1.0MB, L3: 16MBL1: 256KB, L2: 1.0MB, L3: 8MB
Max TDP105W95W95W
Yearly Running Cost$19.16$17.34$17.34
OtherIntel UHD Graphics 630
First Seen on ChartQ3 2019Q4 2018Q4 2016
# of Samples105661051310446
Single Thread Rating(% diff. to max in group)2707(-8.3%)2951(0.0%)2729(-7.5%)
CPU Mark(% diff. to max in group)32754(0.0%)18604(-43.2%)9667(-70.5%)

CPU Mark Rating
As of 26th of November 2022 - Higher results represent better performance
AMD Ryzen 9 3900X
Intel Core i9-9900K @ 3.60GHz
Intel Core i7-7700K @ 4.20GHz
CPU Value (CPU Mark / $Price)
As of 26th of November 2022 - Higher results represent better value
AMD Ryzen 9 3900X
Intel Core i9-9900K @ 3.60GHz
Intel Core i7-7700K @ 4.20GHz
CPU Single Thread Rating
As of 26th of November 2022 - Higher results represent better performance
AMD Ryzen 9 3900X
Intel Core i9-9900K @ 3.60GHz
Intel Core i7-7700K @ 4.20GHz

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 3900XIntel Core i9-9900K @ 3.60GHzIntel Core i7-7700K @ 4.20GHz
Max TDP105W95W95W
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.