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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 7 3700X vs Intel i7-8700 vs i7-6700K

All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 50633 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 7 3700X×Intel Core i7-8700 @ 3.20GHz×Intel Core i7-6700K @ 4.00GHz+ ADD
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Socket TypeAM4FCLGA1151-2LGA1151
CPU ClassDesktopDesktopDesktop
Clockspeed3.6 GHz3.2 GHz4.0 GHz
Turbo SpeedUp to 4.4 GHzUp to 4.6 GHzUp to 4.2 GHz
# of Physical Cores8 (Threads: 16)6 (Threads: 12)4 (Threads: 8)
CacheL1: 512KB, L2: 4.0MB, L3: 32MBL1: 384KB, L2: 1.5MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP65W65W95W
Yearly Running Cost$11.86$11.86$17.34
OtherIntel UHD Graphics 630
First Seen on ChartQ3 2019Q4 2017Q3 2015
# of Samples217621158817283
CPU Value0.00.00.0
Single Thread Rating(% diff. to max in group)2658(0.0%)2633(-0.9%)2504(-5.8%)
CPU Mark(% diff. to max in group)22483(0.0%)12787(-43.1%)8939(-60.2%)

CPU Mark Rating
As of 24th of April 2025 - Higher results represent better performance
AMD Ryzen 7 3700X
22,483
Intel Core i7-8700 @ 3.20GHz
12,787
Intel Core i7-6700K @ 4.00GHz
8,939
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 24th of April 2025 - Higher results represent better performance
AMD Ryzen 7 3700X
2,658
Intel Core i7-8700 @ 3.20GHz
2,633
Intel Core i7-6700K @ 4.00GHz
2,504
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 7 3700X Intel Core i7-8700 @ 3.20GHz Intel Core i7-6700K @ 4.00GHz
Max TDP65W65W95W
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.